[PATCH] Check for Null return of function of affs_bread in function affs_truncate

[Nicholas Krause]

Signed-off-by: Nicholas Krause <xerofo...@gmail.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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