Commit 88a96fa8 authored by Juerg Haefliger's avatar Juerg Haefliger Committed by Dave Kleikamp
Browse files

jfs: Add missing NULL pointer check in __get_metapage 



alloc_metapage can return a NULL pointer so check for that.

Signed-off-by: default avatarJuerg Haefliger <juerg.haefliger@canonical.com>
Signed-off-by: default avatarDave Kleikamp <dave.kleikamp@oracle.com>
parent 04d73f86

fs/jfs/jfs_metapage.c

+2 −0
Original line number Diff line number Diff line
@@ -663,6 +663,8 @@ struct metapage *__get_metapage(struct inode *inode, unsigned long lblock, 
	} else {

		INCREMENT(mpStat.pagealloc);

		mp = alloc_metapage(GFP_NOFS);

		if (!mp)

			goto unlock;

		mp->page = page;

		mp->sb = inode->i_sb;

		mp->flag = 0;