From: Lorenzo Colitti <lorenzo@google.com>
Date: Wed, 3 Jul 2013 15:12:40 +0000 (+0900)
Subject: net: ipv6: fix wrong ping_v6_sendmsg return value
X-Git-Tag: firefly_0821_release~4090^2~399
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2ac994153e3126cc9a011926b63fcd215a2a71c8;p=firefly-linux-kernel-4.4.55.git

net: ipv6: fix wrong ping_v6_sendmsg return value

[net-next commit fbfe80c890a1dc521d0b629b870e32fcffff0da5]

ping_v6_sendmsg currently returns 0 on success. It should return
the number of bytes written instead.

Bug: 12800827
Change-Id: I7ed17dc61afbb68a84908e67e44db976ec812bad
Signed-off-by: Lorenzo Colitti <lorenzo@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c
index a6462d657c15..1f4886857b44 100644
--- a/net/ipv6/ping.c
+++ b/net/ipv6/ping.c
@@ -212,5 +212,8 @@ int ping_v6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
 						 len);
 	}
 
-	return err;
+	if (err)
+		return err;
+
+	return len;
 }