[IPV4] UDP,UDPLITE: Sparse: {__udp4_lib,udp,udplite}_err() are of void.

Fix following sparse warnings:
| net/ipv4/udp.c:421:2: warning: returning void-valued expression
| net/ipv4/udplite.c:38:2: warning: returning void-valued expression

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index cb2411cb87da..ecd9d91b30c6 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -418,7 +418,7 @@ out:
 
 void udp_err(struct sk_buff *skb, u32 info)
 {
-        return __udp4_lib_err(skb, info, udp_hash);
+        __udp4_lib_err(skb, info, udp_hash);
 }
 
 /*