diff options
Diffstat (limited to 'fs/udf')
-rw-r--r-- | fs/udf/dir.c | 2 | ||||
-rw-r--r-- | fs/udf/namei.c | 2 | ||||
-rw-r--r-- | fs/udf/symlink.c | 3 | ||||
-rw-r--r-- | fs/udf/unicode.c | 12 |
4 files changed, 12 insertions, 7 deletions
diff --git a/fs/udf/dir.c b/fs/udf/dir.c index 541a12b..fcf227e 100644 --- a/fs/udf/dir.c +++ b/fs/udf/dir.c @@ -168,7 +168,7 @@ static int udf_readdir(struct file *file, struct dir_context *ctx) } flen = udf_get_filename(sb, nameptr, lfi, fname, UDF_NAME_LEN); - if (!flen) + if (flen <= 0) continue; tloc = lelb_to_cpu(cfi.icb.extLocation); diff --git a/fs/udf/namei.c b/fs/udf/namei.c index 5c03f0d..51b1c31 100644 --- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -234,7 +234,7 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir, continue; flen = udf_get_filename(sb, nameptr, lfi, fname, UDF_NAME_LEN); - if (flen && udf_match(flen, fname, child->len, child->name)) + if (flen > 0 && udf_match(flen, fname, child->len, child->name)) goto out_ok; } diff --git a/fs/udf/symlink.c b/fs/udf/symlink.c index 8dfbc40..862535b 100644 --- a/fs/udf/symlink.c +++ b/fs/udf/symlink.c @@ -82,6 +82,9 @@ static int udf_pc_to_char(struct super_block *sb, unsigned char *from, comp_len = udf_get_filename(sb, pc->componentIdent, pc->lengthComponentIdent, p, tolen); + if (comp_len < 0) + return comp_len; + p += comp_len; tolen -= comp_len; if (tolen == 0) diff --git a/fs/udf/unicode.c b/fs/udf/unicode.c index b84fee3..4911c1d 100644 --- a/fs/udf/unicode.c +++ b/fs/udf/unicode.c @@ -338,15 +338,17 @@ int udf_get_filename(struct super_block *sb, uint8_t *sname, int slen, uint8_t *dname, int dlen) { struct ustr *filename, *unifilename; - int len = 0; + int ret = 0; filename = kmalloc(sizeof(struct ustr), GFP_NOFS); if (!filename) - return 0; + return -ENOMEM; unifilename = kmalloc(sizeof(struct ustr), GFP_NOFS); - if (!unifilename) + if (!unifilename) { + ret = -ENOMEM; goto out1; + } if (udf_build_ustr_exact(unifilename, sname, slen)) goto out2; @@ -367,14 +369,14 @@ int udf_get_filename(struct super_block *sb, uint8_t *sname, int slen, } else goto out2; - len = udf_translate_to_linux(dname, dlen, + ret = udf_translate_to_linux(dname, dlen, filename->u_name, filename->u_len, unifilename->u_name, unifilename->u_len); out2: kfree(unifilename); out1: kfree(filename); - return len; + return ret; } int udf_put_filename(struct super_block *sb, const uint8_t *sname, |