Author: bz
Date: Wed Dec 25 20:08:44 2013
New Revision: 259884
URL: http://svnweb.freebsd.org/changeset/base/259884
Log:
Correct warnings comparing unsigned variables < 0 constantly reported
while building kernels. All instances removed are indeed unsigned so
the expressions could not be true.
MFC after: 1 week
Modified:
head/sys/netinet6/in6_mcast.c
Modified: head/sys/netinet6/in6_mcast.c
==============================================================================
--- head/sys/netinet6/in6_mcast.c Wed Dec 25 19:38:16 2013
(r259883)
+++ head/sys/netinet6/in6_mcast.c Wed Dec 25 20:08:44 2013
(r259884)
@@ -1851,8 +1851,7 @@ in6p_join_group(struct inpcb *inp, struc
if (mreq.ipv6mr_interface == 0) {
ifp = in6p_lookup_mcast_ifp(inp, &gsa->sin6);
} else {
- if (mreq.ipv6mr_interface < 0 ||
- V_if_index < mreq.ipv6mr_interface)
+ if (V_if_index < mreq.ipv6mr_interface)
return (EADDRNOTAVAIL);
ifp = ifnet_byindex(mreq.ipv6mr_interface);
}
@@ -2198,7 +2197,7 @@ in6p_leave_group(struct inpcb *inp, stru
* XXX SCOPE6 lock potentially taken here.
*/
if (ifindex != 0) {
- if (ifindex < 0 || V_if_index < ifindex)
+ if (V_if_index < ifindex)
return (EADDRNOTAVAIL);
ifp = ifnet_byindex(ifindex);
if (ifp == NULL)
@@ -2356,7 +2355,7 @@ in6p_set_multicast_if(struct inpcb *inp,
error = sooptcopyin(sopt, &ifindex, sizeof(u_int), sizeof(u_int));
if (error)
return (error);
- if (ifindex < 0 || V_if_index < ifindex)
+ if (V_if_index < ifindex)
return (EINVAL);
ifp = ifnet_byindex(ifindex);
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