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-rw-r--r--block/bio.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/block/bio.c b/block/bio.c
index cb38d6f3acce..40004a3631a8 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -569,7 +569,8 @@ void bio_truncate(struct bio *bio, unsigned new_size)
offset = new_size - done;
else
offset = 0;
- zero_user(bv.bv_page, offset, bv.bv_len - offset);
+ zero_user(bv.bv_page, bv.bv_offset + offset,
+ bv.bv_len - offset);
truncated = true;
}
done += bv.bv_len;
@@ -1626,7 +1627,7 @@ struct bio *bio_copy_kern(struct request_queue *q, void *data, unsigned int len,
if (bytes > len)
bytes = len;
- page = alloc_page(q->bounce_gfp | gfp_mask);
+ page = alloc_page(q->bounce_gfp | __GFP_ZERO | gfp_mask);
if (!page)
goto cleanup;