Message ID | 1378120550-7216-2-git-send-email-rui.xiang@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index 50c1796..22f3f19 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -612,6 +612,11 @@ static int ocfs2_create_refcount_tree(struct inode *inode, } new_bh = sb_getblk(inode->i_sb, first_blkno); + if (!new_bh) { + ret = -ENOMEM; + mlog_errno(ret); + goto out_commit; + } ocfs2_set_new_buffer_uptodate(&new_tree->rf_ci, new_bh); ret = ocfs2_journal_access_rb(handle, &new_tree->rf_ci, new_bh,
Sb_getblk may retrun an err, so add a check for bh. Signed-off-by: Rui Xiang <rui.xiang@huawei.com> --- fs/ocfs2/refcounttree.c | 5 +++++ 1 file changed, 5 insertions(+)