diff options
author | Cyrill Gorcunov <gorcunov@gmail.com> | 2007-07-21 11:37:18 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-22 00:49:14 (GMT) |
commit | 28de7948a896763bc97ccd416bba5b9422158350 (patch) | |
tree | abee128b137a6fa9fa4104b7bbc4ee409467c38f /fs/udf/namei.c | |
parent | 71133027febfabd501fde7583b30008224f4d799 (diff) | |
download | linux-fsl-qoriq-28de7948a896763bc97ccd416bba5b9422158350.tar.xz |
UDF: coding style conversion - lindent fixups
This patch fixes up sources after conversion by Lindent.
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Jan Kara <jack@ucw.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/udf/namei.c')
-rw-r--r-- | fs/udf/namei.c | 410 |
1 files changed, 181 insertions, 229 deletions
diff --git a/fs/udf/namei.c b/fs/udf/namei.c index 334d363..bec96a6 100644 --- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -37,6 +37,7 @@ static inline int udf_match(int len1, const char *name1, int len2, { if (len1 != len2) return 0; + return !memcmp(name1, name2, len1); } @@ -52,7 +53,7 @@ int udf_write_fi(struct inode *inode, struct fileIdentDesc *cfi, uint16_t liu = le16_to_cpu(cfi->lengthOfImpUse); uint8_t lfi = cfi->lengthFileIdent; int padlen = fibh->eoffset - fibh->soffset - liu - lfi - - sizeof(struct fileIdentDesc); + sizeof(struct fileIdentDesc); int adinicb = 0; if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) @@ -61,85 +62,75 @@ int udf_write_fi(struct inode *inode, struct fileIdentDesc *cfi, offset = fibh->soffset + sizeof(struct fileIdentDesc); if (impuse) { - if (adinicb || (offset + liu < 0)) - memcpy((uint8_t *) sfi->impUse, impuse, liu); - else if (offset >= 0) + if (adinicb || (offset + liu < 0)) { + memcpy((uint8_t *)sfi->impUse, impuse, liu); + } else if (offset >= 0) { memcpy(fibh->ebh->b_data + offset, impuse, liu); - else { - memcpy((uint8_t *) sfi->impUse, impuse, -offset); - memcpy(fibh->ebh->b_data, impuse - offset, - liu + offset); + } else { + memcpy((uint8_t *)sfi->impUse, impuse, -offset); + memcpy(fibh->ebh->b_data, impuse - offset, liu + offset); } } offset += liu; if (fileident) { - if (adinicb || (offset + lfi < 0)) - memcpy((uint8_t *) sfi->fileIdent + liu, fileident, - lfi); - else if (offset >= 0) + if (adinicb || (offset + lfi < 0)) { + memcpy((uint8_t *)sfi->fileIdent + liu, fileident, lfi); + } else if (offset >= 0) { memcpy(fibh->ebh->b_data + offset, fileident, lfi); - else { - memcpy((uint8_t *) sfi->fileIdent + liu, fileident, - -offset); - memcpy(fibh->ebh->b_data, fileident - offset, - lfi + offset); + } else { + memcpy((uint8_t *)sfi->fileIdent + liu, fileident, -offset); + memcpy(fibh->ebh->b_data, fileident - offset, lfi + offset); } } offset += lfi; - if (adinicb || (offset + padlen < 0)) - memset((uint8_t *) sfi->padding + liu + lfi, 0x00, padlen); - else if (offset >= 0) + if (adinicb || (offset + padlen < 0)) { + memset((uint8_t *)sfi->padding + liu + lfi, 0x00, padlen); + } else if (offset >= 0) { memset(fibh->ebh->b_data + offset, 0x00, padlen); - else { - memset((uint8_t *) sfi->padding + liu + lfi, 0x00, -offset); + } else { + memset((uint8_t *)sfi->padding + liu + lfi, 0x00, -offset); memset(fibh->ebh->b_data, 0x00, padlen + offset); } - crc = - udf_crc((uint8_t *) cfi + sizeof(tag), - sizeof(struct fileIdentDesc) - sizeof(tag), 0); - - if (fibh->sbh == fibh->ebh) - crc = udf_crc((uint8_t *) sfi->impUse, - crclen + sizeof(tag) - - sizeof(struct fileIdentDesc), crc); - else if (sizeof(struct fileIdentDesc) >= -fibh->soffset) - crc = - udf_crc(fibh->ebh->b_data + sizeof(struct fileIdentDesc) + - fibh->soffset, - crclen + sizeof(tag) - sizeof(struct fileIdentDesc), - crc); - else { - crc = udf_crc((uint8_t *) sfi->impUse, - -fibh->soffset - sizeof(struct fileIdentDesc), - crc); + crc = udf_crc((uint8_t *)cfi + sizeof(tag), + sizeof(struct fileIdentDesc) - sizeof(tag), 0); + + if (fibh->sbh == fibh->ebh) { + crc = udf_crc((uint8_t *)sfi->impUse, + crclen + sizeof(tag) - sizeof(struct fileIdentDesc), crc); + } else if (sizeof(struct fileIdentDesc) >= -fibh->soffset) { + crc = udf_crc(fibh->ebh->b_data + sizeof(struct fileIdentDesc) + fibh->soffset, + crclen + sizeof(tag) - sizeof(struct fileIdentDesc), crc); + } else { + crc = udf_crc((uint8_t *)sfi->impUse, + -fibh->soffset - sizeof(struct fileIdentDesc), crc); crc = udf_crc(fibh->ebh->b_data, fibh->eoffset, crc); } cfi->descTag.descCRC = cpu_to_le16(crc); cfi->descTag.descCRCLength = cpu_to_le16(crclen); - for (i = 0; i < 16; i++) + for (i = 0; i < 16; i++) { if (i != 4) - checksum += ((uint8_t *) & cfi->descTag)[i]; + checksum += ((uint8_t *)&cfi->descTag)[i]; + } cfi->descTag.tagChecksum = checksum; - if (adinicb || (sizeof(struct fileIdentDesc) <= -fibh->soffset)) - memcpy((uint8_t *) sfi, (uint8_t *) cfi, - sizeof(struct fileIdentDesc)); - else { - memcpy((uint8_t *) sfi, (uint8_t *) cfi, -fibh->soffset); - memcpy(fibh->ebh->b_data, (uint8_t *) cfi - fibh->soffset, + if (adinicb || (sizeof(struct fileIdentDesc) <= -fibh->soffset)) { + memcpy((uint8_t *)sfi, (uint8_t *)cfi, sizeof(struct fileIdentDesc)); + } else { + memcpy((uint8_t *)sfi, (uint8_t *)cfi, -fibh->soffset); + memcpy(fibh->ebh->b_data, (uint8_t *)cfi - fibh->soffset, sizeof(struct fileIdentDesc) + fibh->soffset); } - if (adinicb) + if (adinicb) { mark_inode_dirty(inode); - else { + } else { if (fibh->sbh != fibh->ebh) mark_buffer_dirty_inode(fibh->ebh, inode); mark_buffer_dirty_inode(fibh->sbh, inode); @@ -163,26 +154,25 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir, kernel_lb_addr eloc; uint32_t elen; sector_t offset; - struct extent_position epos = { NULL, 0, {0, 0} }; + struct extent_position epos = {}; size = (udf_ext0_offset(dir) + dir->i_size) >> 2; f_pos = (udf_ext0_offset(dir) >> 2); - fibh->soffset = fibh->eoffset = - (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2; - if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) + fibh->soffset = fibh->eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2; + if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { fibh->sbh = fibh->ebh = NULL; - else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), - &epos, &eloc, &elen, - &offset) == (EXT_RECORDED_ALLOCATED >> 30)) { + } else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), + &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) { block = udf_get_lb_pblock(dir->i_sb, eloc, offset); if ((++offset << dir->i_sb->s_blocksize_bits) < elen) { if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT) epos.offset -= sizeof(short_ad); else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG) epos.offset -= sizeof(long_ad); - } else + } else { offset = 0; + } if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block))) { brelse(epos.bh); @@ -196,7 +186,6 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir, while ((f_pos < size)) { fi = udf_fileident_read(dir, &f_pos, fibh, cfi, &epos, &eloc, &elen, &offset); - if (!fi) { if (fibh->sbh != fibh->ebh) brelse(fibh->ebh); @@ -213,20 +202,14 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir, } else { int poffset; /* Unpaded ending offset */ - poffset = - fibh->soffset + sizeof(struct fileIdentDesc) + liu + - lfi; + poffset = fibh->soffset + sizeof(struct fileIdentDesc) + liu + lfi; - if (poffset >= lfi) - nameptr = - (uint8_t *) (fibh->ebh->b_data + poffset - - lfi); - else { + if (poffset >= lfi) { + nameptr = (uint8_t *)(fibh->ebh->b_data + poffset - lfi); + } else { nameptr = fname; - memcpy(nameptr, fi->fileIdent + liu, - lfi - poffset); - memcpy(nameptr + lfi - poffset, - fibh->ebh->b_data, poffset); + memcpy(nameptr, fi->fileIdent + liu, lfi - poffset); + memcpy(nameptr + lfi - poffset, fibh->ebh->b_data, poffset); } } @@ -244,18 +227,18 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir, continue; if ((flen = udf_get_filename(dir->i_sb, nameptr, fname, lfi))) { - if (udf_match - (flen, fname, dentry->d_name.len, - dentry->d_name.name)) { + if (udf_match(flen, fname, dentry->d_name.len, dentry->d_name.name)) { brelse(epos.bh); return fi; } } } + if (fibh->sbh != fibh->ebh) brelse(fibh->ebh); brelse(fibh->sbh); brelse(epos.bh); + return NULL; } @@ -306,15 +289,19 @@ static struct dentry *udf_lookup(struct inode *dir, struct dentry *dentry, #ifdef UDF_RECOVERY /* temporary shorthand for specifying files by inode number */ if (!strncmp(dentry->d_name.name, ".B=", 3)) { - kernel_lb_addr lb = - { 0, simple_strtoul(dentry->d_name.name + 3, NULL, 0) }; + kernel_lb_addr lb = { + .logicalBlockNum = 0, + .partitionReferenceNum = simple_strtoul(dentry->d_name.name + 3, + NULL, 0), + }; inode = udf_iget(dir->i_sb, lb); if (!inode) { unlock_kernel(); return ERR_PTR(-EACCES); } - } else -#endif /* UDF_RECOVERY */ + } + else +#endif /* UDF_RECOVERY */ if (udf_find_entry(dir, dentry, &fibh, &cfi)) { if (fibh.sbh != fibh.ebh) @@ -329,6 +316,7 @@ static struct dentry *udf_lookup(struct inode *dir, struct dentry *dentry, } unlock_kernel(); d_add(dentry, inode); + return NULL; } @@ -352,7 +340,7 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, kernel_lb_addr eloc; uint32_t elen; sector_t offset; - struct extent_position epos = { NULL, 0, {0, 0} }; + struct extent_position epos = {}; sb = dir->i_sb; @@ -361,36 +349,33 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, *err = -EINVAL; return NULL; } - - if (! - (namelen = - udf_put_filename(sb, dentry->d_name.name, name, - dentry->d_name.len))) { + if (!(namelen = udf_put_filename(sb, dentry->d_name.name, name, + dentry->d_name.len))) { *err = -ENAMETOOLONG; return NULL; } - } else + } else { namelen = 0; + } nfidlen = (sizeof(struct fileIdentDesc) + namelen + 3) & ~3; f_pos = (udf_ext0_offset(dir) >> 2); - fibh->soffset = fibh->eoffset = - (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2; - if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) + fibh->soffset = fibh->eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2; + if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { fibh->sbh = fibh->ebh = NULL; - else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), - &epos, &eloc, &elen, - &offset) == (EXT_RECORDED_ALLOCATED >> 30)) { + } else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), + &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) { block = udf_get_lb_pblock(dir->i_sb, eloc, offset); if ((++offset << dir->i_sb->s_blocksize_bits) < elen) { if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT) epos.offset -= sizeof(short_ad); else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG) epos.offset -= sizeof(long_ad); - } else + } else { offset = 0; + } if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block))) { brelse(epos.bh); @@ -423,40 +408,33 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, liu = le16_to_cpu(cfi->lengthOfImpUse); lfi = cfi->lengthFileIdent; - if (fibh->sbh == fibh->ebh) + if (fibh->sbh == fibh->ebh) { nameptr = fi->fileIdent + liu; - else { + } else { int poffset; /* Unpaded ending offset */ - poffset = - fibh->soffset + sizeof(struct fileIdentDesc) + liu + - lfi; + poffset = fibh->soffset + sizeof(struct fileIdentDesc) + liu + lfi; - if (poffset >= lfi) - nameptr = - (char *)(fibh->ebh->b_data + poffset - lfi); - else { + if (poffset >= lfi) { + nameptr = (char *)(fibh->ebh->b_data + poffset - lfi); + } else { nameptr = fname; - memcpy(nameptr, fi->fileIdent + liu, - lfi - poffset); - memcpy(nameptr + lfi - poffset, - fibh->ebh->b_data, poffset); + memcpy(nameptr, fi->fileIdent + liu, lfi - poffset); + memcpy(nameptr + lfi - poffset, fibh->ebh->b_data, poffset); } } if ((cfi->fileCharacteristics & FID_FILE_CHAR_DELETED) != 0) { - if (((sizeof(struct fileIdentDesc) + liu + lfi + - 3) & ~3) == nfidlen) { + if (((sizeof(struct fileIdentDesc) + liu + lfi + 3) & ~3) == nfidlen) { brelse(epos.bh); cfi->descTag.tagSerialNum = cpu_to_le16(1); cfi->fileVersionNum = cpu_to_le16(1); cfi->fileCharacteristics = 0; cfi->lengthFileIdent = namelen; cfi->lengthOfImpUse = cpu_to_le16(0); - if (!udf_write_fi - (dir, cfi, fi, fibh, NULL, name)) + if (!udf_write_fi(dir, cfi, fi, fibh, NULL, name)) { return fi; - else { + } else { *err = -EIO; return NULL; } @@ -467,8 +445,7 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, continue; if ((flen = udf_get_filename(dir->i_sb, nameptr, fname, lfi)) && - udf_match(flen, fname, dentry->d_name.len, - dentry->d_name.name)) { + udf_match(flen, fname, dentry->d_name.len, dentry->d_name.name)) { if (fibh->sbh != fibh->ebh) brelse(fibh->ebh); brelse(fibh->sbh); @@ -478,7 +455,7 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, } } - add: +add: f_pos += nfidlen; if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB && @@ -491,14 +468,11 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, if (fibh->sbh != fibh->ebh) brelse(fibh->ebh); brelse(fibh->sbh); - if (! - (fibh->sbh = fibh->ebh = - udf_expand_dir_adinicb(dir, &block, err))) + if (!(fibh->sbh = fibh->ebh = udf_expand_dir_adinicb(dir, &block, err))) return NULL; epos.block = UDF_I_LOCATION(dir); eloc.logicalBlockNum = block; - eloc.partitionReferenceNum = - UDF_I_LOCATION(dir).partitionReferenceNum; + eloc.partitionReferenceNum = UDF_I_LOCATION(dir).partitionReferenceNum; elen = dir->i_sb->s_blocksize; epos.offset = udf_file_entry_alloc_offset(dir); if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT) @@ -517,16 +491,13 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { block = UDF_I_LOCATION(dir).logicalBlockNum; - fi = (struct fileIdentDesc *)(UDF_I_DATA(dir) + - fibh->soffset - + fi = (struct fileIdentDesc *)(UDF_I_DATA(dir) + fibh->soffset - udf_ext0_offset(dir) + UDF_I_LENEATTR(dir)); } else { block = eloc.logicalBlockNum + ((elen - 1) >> - dir->i_sb-> - s_blocksize_bits); - fi = (struct fileIdentDesc *)(fibh->sbh->b_data + - fibh->soffset); + dir->i_sb->s_blocksize_bits); + fi = (struct fileIdentDesc *)(fibh->sbh->b_data + fibh->soffset); } } else { fibh->soffset = fibh->eoffset - sb->s_blocksize; @@ -538,42 +509,36 @@ static struct fileIdentDesc *udf_add_entry(struct inode *dir, block = eloc.logicalBlockNum + ((elen - 1) >> dir->i_sb->s_blocksize_bits); - - if (! - (fibh->ebh = - udf_bread(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), - 1, err))) { + fibh->ebh = udf_bread(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), 1, err); + if (!fibh->ebh) { brelse(epos.bh); brelse(fibh->sbh); return NULL; } - if (!(fibh->soffset)) { + if (!fibh->soffset) { if (udf_next_aext(dir, &epos, &eloc, &elen, 1) == (EXT_RECORDED_ALLOCATED >> 30)) { block = eloc.logicalBlockNum + ((elen - 1) >> - dir->i_sb-> - s_blocksize_bits); - } else + dir->i_sb->s_blocksize_bits); + } else { block++; + } brelse(fibh->sbh); fibh->sbh = fibh->ebh; fi = (struct fileIdentDesc *)(fibh->sbh->b_data); } else { fi = (struct fileIdentDesc *) - (fibh->sbh->b_data + sb->s_blocksize + - fibh->soffset); + (fibh->sbh->b_data + sb->s_blocksize + fibh->soffset); } } memset(cfi, 0, sizeof(struct fileIdentDesc)); if (UDF_SB_UDFREV(sb) >= 0x0200) - udf_new_tag((char *)cfi, TAG_IDENT_FID, 3, 1, block, - sizeof(tag)); + udf_new_tag((char *)cfi, TAG_IDENT_FID, 3, 1, block, sizeof(tag)); else - udf_new_tag((char *)cfi, TAG_IDENT_FID, 2, 1, block, - sizeof(tag)); + udf_new_tag((char *)cfi, TAG_IDENT_FID, 2, 1, block, sizeof(tag)); cfi->fileVersionNum = cpu_to_le16(1); cfi->lengthFileIdent = namelen; cfi->lengthOfImpUse = cpu_to_le16(0); @@ -599,8 +564,10 @@ static int udf_delete_entry(struct inode *inode, struct fileIdentDesc *fi, struct fileIdentDesc *cfi) { cfi->fileCharacteristics |= FID_FILE_CHAR_DELETED; + if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)) memset(&(cfi->icb), 0x00, sizeof(long_ad)); + return udf_write_fi(inode, cfi, fi, fibh, NULL, NULL); } @@ -637,8 +604,8 @@ static int udf_create(struct inode *dir, struct dentry *dentry, int mode, } cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize); cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(inode)); - *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse = - cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL); + *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse = + cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL); udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL); if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { mark_inode_dirty(dir); @@ -648,6 +615,7 @@ static int udf_create(struct inode *dir, struct dentry *dentry, int mode, brelse(fibh.sbh); unlock_kernel(); d_instantiate(dentry, inode); + return 0; } @@ -679,8 +647,8 @@ static int udf_mknod(struct inode *dir, struct dentry *dentry, int mode, } cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize); cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(inode)); - *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse = - cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL); + *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse = + cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL); udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL); if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { mark_inode_dirty(dir); @@ -692,7 +660,8 @@ static int udf_mknod(struct inode *dir, struct dentry *dentry, int mode, brelse(fibh.sbh); d_instantiate(dentry, inode); err = 0; - out: + +out: unlock_kernel(); return err; } @@ -725,10 +694,9 @@ static int udf_mkdir(struct inode *dir, struct dentry *dentry, int mode) inode->i_nlink = 2; cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize); cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(dir)); - *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse = - cpu_to_le32(UDF_I_UNIQUE(dir) & 0x00000000FFFFFFFFUL); - cfi.fileCharacteristics = - FID_FILE_CHAR_DIRECTORY | FID_FILE_CHAR_PARENT; + *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse = + cpu_to_le32(UDF_I_UNIQUE(dir) & 0x00000000FFFFFFFFUL); + cfi.fileCharacteristics = FID_FILE_CHAR_DIRECTORY | FID_FILE_CHAR_PARENT; udf_write_fi(inode, &cfi, fi, &fibh, NULL, NULL); brelse(fibh.sbh); inode->i_mode = S_IFDIR | mode; @@ -744,8 +712,8 @@ static int udf_mkdir(struct inode *dir, struct dentry *dentry, int mode) } cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize); cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(inode)); - *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse = - cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL); + *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse = + cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL); cfi.fileCharacteristics |= FID_FILE_CHAR_DIRECTORY; udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL); inc_nlink(dir); @@ -755,7 +723,8 @@ static int udf_mkdir(struct inode *dir, struct dentry *dentry, int mode) brelse(fibh.ebh); brelse(fibh.sbh); err = 0; - out: + +out: unlock_kernel(); return err; } @@ -770,26 +739,25 @@ static int empty_dir(struct inode *dir) kernel_lb_addr eloc; uint32_t elen; sector_t offset; - struct extent_position epos = { NULL, 0, {0, 0} }; + struct extent_position epos = {}; f_pos = (udf_ext0_offset(dir) >> 2); - fibh.soffset = fibh.eoffset = - (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2; + fibh.soffset = fibh.eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2; - if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) + if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { fibh.sbh = fibh.ebh = NULL; - else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), - &epos, &eloc, &elen, - &offset) == (EXT_RECORDED_ALLOCATED >> 30)) { + } else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), + &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) { block = udf_get_lb_pblock(dir->i_sb, eloc, offset); if ((++offset << dir->i_sb->s_blocksize_bits) < elen) { if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT) epos.offset -= sizeof(short_ad); else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG) epos.offset -= sizeof(long_ad); - } else + } else { offset = 0; + } if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block))) { brelse(epos.bh); @@ -803,7 +771,6 @@ static int empty_dir(struct inode *dir) while ((f_pos < size)) { fi = udf_fileident_read(dir, &f_pos, &fibh, &cfi, &epos, &eloc, &elen, &offset); - if (!fi) { if (fibh.sbh != fibh.ebh) brelse(fibh.ebh); @@ -812,8 +779,8 @@ static int empty_dir(struct inode *dir) return 0; } - if (cfi.lengthFileIdent - && (cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) == 0) { + if (cfi.lengthFileIdent && + (cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) == 0) { if (fibh.sbh != fibh.ebh) brelse(fibh.ebh); brelse(fibh.sbh); @@ -821,10 +788,12 @@ static int empty_dir(struct inode *dir) return 0; } } + if (fibh.sbh != fibh.ebh) brelse(fibh.ebh); brelse(fibh.sbh); brelse(epos.bh); + return 1; } @@ -859,15 +828,15 @@ static int udf_rmdir(struct inode *dir, struct dentry *dentry) clear_nlink(inode); inode->i_size = 0; inode_dec_link_count(dir); - inode->i_ctime = dir->i_ctime = dir->i_mtime = - current_fs_time(dir->i_sb); + inode->i_ctime = dir->i_ctime = dir->i_mtime = current_fs_time(dir->i_sb); mark_inode_dirty(dir); - end_rmdir: +end_rmdir: if (fibh.sbh != fibh.ebh) brelse(fibh.ebh); brelse(fibh.sbh); - out: + +out: unlock_kernel(); return retval; } @@ -906,11 +875,12 @@ static int udf_unlink(struct inode *dir, struct dentry *dentry) inode->i_ctime = dir->i_ctime; retval = 0; - end_unlink: +end_unlink: if (fibh.sbh != fibh.ebh) brelse(fibh.ebh); brelse(fibh.sbh); - out: + +out: unlock_kernel(); return retval; } @@ -922,7 +892,7 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, struct pathComponent *pc; char *compstart; struct udf_fileident_bh fibh; - struct extent_position epos = { NULL, 0, {0, 0} }; + struct extent_position epos = {}; int eoffset, elen = 0; struct fileIdentDesc *fi; struct fileIdentDesc cfi; @@ -945,26 +915,22 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, uint32_t elen; block = udf_new_block(inode->i_sb, inode, - UDF_I_LOCATION(inode). - partitionReferenceNum, - UDF_I_LOCATION(inode).logicalBlockNum, - &err); + UDF_I_LOCATION(inode).partitionReferenceNum, + UDF_I_LOCATION(inode).logicalBlockNum, &err); if (!block) goto out_no_entry; epos.block = UDF_I_LOCATION(inode); epos.offset = udf_file_entry_alloc_offset(inode); epos.bh = NULL; eloc.logicalBlockNum = block; - eloc.partitionReferenceNum = - UDF_I_LOCATION(inode).partitionReferenceNum; + eloc.partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum; elen = inode->i_sb->s_blocksize; UDF_I_LENEXTENTS(inode) = elen; udf_add_aext(inode, &epos, eloc, elen, 0); brelse(epos.bh); block = udf_get_pblock(inode->i_sb, block, - UDF_I_LOCATION(inode). - partitionReferenceNum, 0); + UDF_I_LOCATION(inode).partitionReferenceNum, 0); epos.bh = udf_tread(inode->i_sb, block); lock_buffer(epos.bh); memset(epos.bh->b_data, 0x00, inode->i_sb->s_blocksize); @@ -972,8 +938,9 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, unlock_buffer(epos.bh); mark_buffer_dirty_inode(epos.bh, inode); ea = epos.bh->b_data + udf_ext0_offset(inode); - } else + } else { ea = UDF_I_DATA(inode) + UDF_I_LENEATTR(inode); + } eoffset = inode->i_sb->s_blocksize - udf_ext0_offset(inode); pc = (struct pathComponent *)ea; @@ -1010,20 +977,17 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, if (compstart[0] == '.') { if ((symname - compstart) == 1) pc->componentType = 4; - else if ((symname - compstart) == 2 - && compstart[1] == '.') + else if ((symname - compstart) == 2 && compstart[1] == '.') pc->componentType = 3; } if (pc->componentType == 5) { - if (! - (namelen = - udf_put_filename(inode->i_sb, compstart, name, - symname - compstart))) + namelen = udf_put_filename(inode->i_sb, compstart, name, + symname - compstart); + if (!namelen) goto out_no_entry; - if (elen + sizeof(struct pathComponent) + namelen > - eoffset) + if (elen + sizeof(struct pathComponent) + namelen > eoffset) goto out_no_entry; else pc->lengthComponentIdent = namelen; @@ -1053,12 +1017,10 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, if (UDF_SB_LVIDBH(inode->i_sb)) { struct logicalVolHeaderDesc *lvhd; uint64_t uniqueID; - lvhd = - (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)-> - logicalVolContentsUse); + lvhd = (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)->logicalVolContentsUse); uniqueID = le64_to_cpu(lvhd->uniqueID); - *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse = - cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL); + *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse = + cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL); if (!(++uniqueID & 0x00000000FFFFFFFFUL)) uniqueID += 16; lvhd->uniqueID = cpu_to_le64(uniqueID); @@ -1074,11 +1036,11 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry, d_instantiate(dentry, inode); err = 0; - out: +out: unlock_kernel(); return err; - out_no_entry: +out_no_entry: inode_dec_link_count(inode); iput(inode); goto out; @@ -1107,12 +1069,10 @@ static int udf_link(struct dentry *old_dentry, struct inode *dir, if (UDF_SB_LVIDBH(inode->i_sb)) { struct logicalVolHeaderDesc *lvhd; uint64_t uniqueID; - lvhd = - (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)-> - logicalVolContentsUse); + lvhd = (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)->logicalVolContentsUse); uniqueID = le64_to_cpu(lvhd->uniqueID); - *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse = - cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL); + *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse = + cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL); if (!(++uniqueID & 0x00000000FFFFFFFFUL)) uniqueID += 16; lvhd->uniqueID = cpu_to_le64(uniqueID); @@ -1122,6 +1082,7 @@ static int udf_link(struct dentry *old_dentry, struct inode *dir, if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) { mark_inode_dirty(dir); } + if (fibh.sbh != fibh.ebh) brelse(fibh.ebh); brelse(fibh.sbh); @@ -1131,6 +1092,7 @@ static int udf_link(struct dentry *old_dentry, struct inode *dir, atomic_inc(&inode->i_count); d_instantiate(dentry, inode); unlock_kernel(); + return 0; } @@ -1143,8 +1105,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry, struct inode *old_inode = old_dentry->d_inode; struct inode *new_inode = new_dentry->d_inode; struct udf_fileident_bh ofibh, nfibh; - struct fileIdentDesc *ofi = NULL, *nfi = NULL, *dir_fi = - NULL, ocfi, ncfi; + struct fileIdentDesc *ofi = NULL, *nfi = NULL, *dir_fi = NULL, ocfi, ncfi; struct buffer_head *dir_bh = NULL; int retval = -ENOENT; kernel_lb_addr tloc; @@ -1181,36 +1142,27 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry, if (UDF_I_ALLOCTYPE(old_inode) == ICBTAG_FLAG_AD_IN_ICB) { dir_fi = udf_get_fileident(UDF_I_DATA(old_inode) - (UDF_I_EFE(old_inode) ? - sizeof(struct - extendedFileEntry) : + sizeof(struct extendedFileEntry) : sizeof(struct fileEntry)), - old_inode->i_sb->s_blocksize, - &offset); + old_inode->i_sb->s_blocksize, &offset); } else { dir_bh = udf_bread(old_inode, 0, 0, &retval); if (!dir_bh) goto end_rename; - dir_fi = - udf_get_fileident(dir_bh->b_data, - old_inode->i_sb->s_blocksize, - &offset); + dir_fi = udf_get_fileident(dir_bh->b_data, old_inode->i_sb->s_blocksize, &offset); } if (!dir_fi) goto end_rename; tloc = lelb_to_cpu(dir_fi->icb.extLocation); - if (udf_get_lb_pblock(old_inode->i_sb, tloc, 0) - != old_dir->i_ino) + if (udf_get_lb_pblock(old_inode->i_sb, tloc, 0) != old_dir->i_ino) goto end_rename; retval = -EMLINK; - if (!new_inode - && new_dir->i_nlink >= - (256 << sizeof(new_dir->i_nlink)) - 1) + if (!new_inode && new_dir->i_nlink >= (256 << sizeof(new_dir->i_nlink)) - 1) goto end_rename; } if (!nfi) { - nfi = - udf_add_entry(new_dir, new_dentry, &nfibh, &ncfi, &retval); + nfi = udf_add_entry(new_dir, new_dentry, &nfibh, &ncfi, &retval); if (!nfi) goto end_rename; } @@ -1244,13 +1196,12 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry, if (dir_fi) { dir_fi->icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(new_dir)); udf_update_tag((char *)dir_fi, (sizeof(struct fileIdentDesc) + - le16_to_cpu(dir_fi-> - lengthOfImpUse) + - 3) & ~3); + le16_to_cpu(dir_fi->lengthOfImpUse) + 3) & ~3); if (UDF_I_ALLOCTYPE(old_inode) == ICBTAG_FLAG_AD_IN_ICB) { mark_inode_dirty(old_inode); - } else + } else { mark_buffer_dirty_inode(dir_bh, old_inode); + } inode_dec_link_count(old_dir); if (new_inode) { inode_dec_link_count(new_inode); @@ -1268,7 +1219,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry, retval = 0; - end_rename: +end_rename: brelse(dir_bh); if (nfi) { if (nfibh.sbh != nfibh.ebh) @@ -1276,17 +1227,18 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry, brelse(nfibh.sbh); } unlock_kernel(); + return retval; } const struct inode_operations udf_dir_inode_operations = { - .lookup = udf_lookup, - .create = udf_create, - .link = udf_link, - .unlink = udf_unlink, - .symlink = udf_symlink, - .mkdir = udf_mkdir, - .rmdir = udf_rmdir, - .mknod = udf_mknod, - .rename = udf_rename, + .lookup = udf_lookup, + .create = udf_create, + .link = udf_link, + .unlink = udf_unlink, + .symlink = udf_symlink, + .mkdir = udf_mkdir, + .rmdir = udf_rmdir, + .mknod = udf_mknod, + .rename = udf_rename, }; |