diff options
| author | Curt Wohlgemuth <curtw@google.com> | 2010-04-03 21:44:16 (GMT) |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2010-04-03 21:44:16 (GMT) |
| commit | fd2dd9fbaf9e498ec63eef298921e36556f7214c (patch) | |
| tree | fddd099cf65844f2d7d3498e25f83ec4c55fac52 /fs | |
| parent | 8b472d739b2ddd8ab7fb278874f696cd95b25a5e (diff) | |
| download | linux-fd2dd9fbaf9e498ec63eef298921e36556f7214c.tar.xz | |
ext4: Fix buffer head leaks after calls to ext4_get_inode_loc()
Calls to ext4_get_inode_loc() returns with a reference to a buffer
head in iloc->bh. The callers of this function in ext4_write_inode()
when in no journal mode and in ext4_xattr_fiemap() don't release the
buffer head after using it.
Addresses-Google-Bug: #2548165
Signed-off-by: Curt Wohlgemuth <curtw@google.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/extents.c | 1 | ||||
| -rw-r--r-- | fs/ext4/inode.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 94c8ee8..236b834 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -3879,6 +3879,7 @@ static int ext4_xattr_fiemap(struct inode *inode, physical += offset; length = EXT4_SB(inode->i_sb)->s_inode_size - offset; flags |= FIEMAP_EXTENT_DATA_INLINE; + brelse(iloc.bh); } else { /* external block */ physical = EXT4_I(inode)->i_file_acl << blockbits; length = inode->i_sb->s_blocksize; diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 87e3c70..ba1eee8 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -5385,6 +5385,7 @@ int ext4_write_inode(struct inode *inode, struct writeback_control *wbc) (unsigned long long)iloc.bh->b_blocknr); err = -EIO; } + brelse(iloc.bh); } return err; } |