>From 936bbf3aea84696ce1081ab9648d08bbf08ca7aa Mon Sep 17 00:00:00 2001 From: Jan Kara Date: Wed, 19 Jun 2019 18:29:45 +0200 Subject: [PATCH] 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 --- fs/ext2/inode.c | 6 ++---- 1 file 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); } -- 2.16.4