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-rw-r--r--net/9p/trans_virtio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 3d43206..052d343 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -192,10 +192,10 @@ static int pack_sg_list(struct scatterlist *sg, int start,
s = rest_of_page(data);
if (s > count)
s = count;
+ BUG_ON(index > limit);
sg_set_buf(&sg[index++], data, s);
count -= s;
data += s;
- BUG_ON(index > limit);
}
return index-start;