ocfs2: do not call brelse() if group_bh is not initialized in ocfs2_group_add()

If group_bh is not initialized, there is no need to release.  This
problem does not cause anything wrong, but the patch would make the code
more logical.

Signed-off-by: Younger Liu <younger.liu@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Acked-by: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Younger Liu 2013-11-12 15:07:04 -08:00 committed by Linus Torvalds
parent eedd40e1ca
commit 8abaae8d85

View file

@ -514,7 +514,7 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
ret = ocfs2_verify_group_and_input(main_bm_inode, fe, input, group_bh);
if (ret) {
mlog_errno(ret);
goto out_unlock;
goto out_free_group_bh;
}
trace_ocfs2_group_add((unsigned long long)input->group,
@ -524,7 +524,7 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
if (IS_ERR(handle)) {
mlog_errno(PTR_ERR(handle));
ret = -EINVAL;
goto out_unlock;
goto out_free_group_bh;
}
cl_bpc = le16_to_cpu(fe->id2.i_chain.cl_bpc);
@ -577,8 +577,11 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
out_commit:
ocfs2_commit_trans(osb, handle);
out_unlock:
out_free_group_bh:
brelse(group_bh);
out_unlock:
brelse(main_bm_bh);
ocfs2_inode_unlock(main_bm_inode, 1);