[PATCH net-next v2] net: fix signedness bug in skb_splice_from_iter()

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The "len" variable needs to be signed for the error handling to work
correctly.

Fixes: 2e910b95329c ("net: Add a function to splice pages into an skbuff for MSG_SPLICE_PAGES")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
v2: tidy up a style mistake in v1.

 net/core/skbuff.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 653abd8a6975..7c4338221b17 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -6931,8 +6931,8 @@ ssize_t skb_splice_from_iter(struct sk_buff *skb, struct iov_iter *iter,
 	unsigned int i;
 
 	while (iter->count > 0) {
-		ssize_t space, nr;
-		size_t off, len;
+		ssize_t space, nr, len;
+		size_t off;
 
 		ret = -EMSGSIZE;
 		space = frag_limit - skb_shinfo(skb)->nr_frags;
-- 
2.39.2




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