Author: glebius
Date: Mon Nov 28 13:30:14 2011
New Revision: 228062
URL: http://svn.freebsd.org/changeset/base/228062
Log:
Fix one more fallout from r227791: do not overwrite trimmed sa_len
on the ia_sockmask when doing SIOCSIFNETMASK.
Reported by: Stefan Bethke <stb lassitu.de>, gonzo
Pointy hat to: glebius
Modified:
head/sys/netinet/in.c
Modified: head/sys/netinet/in.c
==============================================================================
--- head/sys/netinet/in.c Mon Nov 28 12:38:24 2011 (r228061)
+++ head/sys/netinet/in.c Mon Nov 28 13:30:14 2011 (r228062)
@@ -533,7 +533,8 @@ in_control(struct socket *so, u_long cmd
goto out;
case SIOCSIFNETMASK:
- ia->ia_sockmask = *(struct sockaddr_in *)&ifr->ifr_addr;
+ ia->ia_sockmask.sin_addr = ((struct sockaddr_in *)
+ &ifr->ifr_addr)->sin_addr;
ia->ia_subnetmask = ntohl(ia->ia_sockmask.sin_addr.s_addr);
goto out;
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