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Merge branch 'stable/xen-pcifront-fixes' of git://git.kernel.org/pub/scm/linux/kernel...
[pandora-kernel.git]
/
block
/
blk-map.c
diff --git
a/block/blk-map.c
b/block/blk-map.c
index
d4a586d
..
5d5dbe4
100644
(file)
--- a/
block/blk-map.c
+++ b/
block/blk-map.c
@@
-205,6
+205,8
@@
int blk_rq_map_user_iov(struct request_queue *q, struct request *rq,
unaligned = 1;
break;
}
+ if (!iov[i].iov_len)
+ return -EINVAL;
}
if (unaligned || (q->dma_pad_mask & len) || map_data)