net: cleanup unsigned to unsigned int

Use of "unsigned int" is preferred to bare "unsigned" in net tree.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index 7981bde..d051e5f 100644
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -8,7 +8,7 @@
 
 #define IPV6_ADDR_SCOPE_TYPE(scope)	((scope) << 16)
 
-static inline unsigned ipv6_addr_scope2type(unsigned scope)
+static inline unsigned int ipv6_addr_scope2type(unsigned int scope)
 {
 	switch (scope) {
 	case IPV6_ADDR_SCOPE_NODELOCAL: