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Date:	Wed, 18 Jun 2014 18:08:05 -0400
From:	Nicholas Krause <xerofoify@...il.com>
To:	akpm@...ux-foundation.org
Cc:	viro@...iv.linux.org.uk, fabf@...net.be,
	kirill.shutemov@...ux.intel.com, dan.carpenter@...cle.com,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] Check for Null return of function of affs_bread  in function affs_truncate

Signed-off-by: Nicholas Krause <xerofoify@...il.com>
---
 fs/affs/file.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/affs/file.c b/fs/affs/file.c
index a7fe57d..f26482d 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -923,6 +923,8 @@ affs_truncate(struct inode *inode)
 
 	while (ext_key) {
 		ext_bh = affs_bread(sb, ext_key);
+		if (!ext_bh)
+			return;
 		size = AFFS_SB(sb)->s_hashsize;
 		if (size > blkcnt - blk)
 			size = blkcnt - blk;
-- 
1.9.1

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