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* [Patch net] kcm: fix a signedness in kcm_splice_read()
@ 2016-05-17 21:05 Cong Wang
  2016-05-19 18:27 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Cong Wang @ 2016-05-17 21:05 UTC (permalink / raw)
  To: netdev; +Cc: linuxdev.baldrick, Cong Wang, Tom Herbert

skb_splice_bits() returns int, kcm_splice_read() returns ssize_t,
both are signed.

We may need another patch to make them all ssize_t, but that
deserves a separated patch.

Fixes: 91687355b927 ("kcm: Splice support")
Reported-by: David Binderman <linuxdev.baldrick@gmail.com>
Cc: Tom Herbert <tom@herbertland.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
---
 net/kcm/kcmsock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c
index 40662d73..0b68ba7 100644
--- a/net/kcm/kcmsock.c
+++ b/net/kcm/kcmsock.c
@@ -1483,7 +1483,7 @@ static ssize_t kcm_splice_read(struct socket *sock, loff_t *ppos,
 	long timeo;
 	struct kcm_rx_msg *rxm;
 	int err = 0;
-	size_t copied;
+	ssize_t copied;
 	struct sk_buff *skb;
 
 	/* Only support splice for SOCKSEQPACKET */
-- 
2.1.0

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2016-05-17 21:05 [Patch net] kcm: fix a signedness in kcm_splice_read() Cong Wang
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