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Commit 88a96fa8 authored by Juerg Haefliger's avatar Juerg Haefliger Committed by Dave Kleikamp
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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
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+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;