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authorJan Kara <jack@suse.cz>2019-06-19 18:29:45 +0200
committerJan Kara <jack@suse.cz>2019-06-19 18:29:45 +0200
commit936bbf3aea84696ce1081ab9648d08bbf08ca7aa (patch)
tree1e0ff42f1e790f7360a9aef89a09c00463ce0933 /fs/ext2
parentedb895d3bfbab558df2149947a3f245ddf42292e (diff)
downloadlinux-936bbf3aea84696ce1081ab9648d08bbf08ca7aa.tar.bz2
ext2: Always brelse bh on failure in ext2_iget()
All but one bail out paths in ext2_iget() is releasing bh. Move the releasing of bh into a common error handling code. Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/ext2')
-rw-r--r--fs/ext2/inode.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index e680478866db..7004ce581a32 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -1400,7 +1400,7 @@ void ext2_set_file_ops(struct inode *inode)
struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
{
struct ext2_inode_info *ei;
- struct buffer_head * bh;
+ struct buffer_head * bh = NULL;
struct ext2_inode *raw_inode;
struct inode *inode;
long ret = -EIO;
@@ -1446,7 +1446,6 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
*/
if (inode->i_nlink == 0 && (inode->i_mode == 0 || ei->i_dtime)) {
/* this inode is deleted */
- brelse (bh);
ret = -ESTALE;
goto bad_inode;
}
@@ -1463,7 +1462,6 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
!ext2_data_block_valid(EXT2_SB(sb), ei->i_file_acl, 1)) {
ext2_error(sb, "ext2_iget", "bad extended attribute block %u",
ei->i_file_acl);
- brelse(bh);
ret = -EFSCORRUPTED;
goto bad_inode;
}
@@ -1473,7 +1471,6 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
else
ei->i_dir_acl = le32_to_cpu(raw_inode->i_dir_acl);
if (i_size_read(inode) < 0) {
- brelse(bh);
ret = -EFSCORRUPTED;
goto bad_inode;
}
@@ -1527,6 +1524,7 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
return inode;
bad_inode:
+ brelse(bh);
iget_failed(inode);
return ERR_PTR(ret);
}