From: Roy Marples <roy@marples.name>
Date: Fri, 21 Apr 2017 22:21:59 +0000 (+0100)
Subject: BSD: if failed to open PF_ROUTE socket, don't set filters.
X-Git-Tag: v7.0.0-rc1~24
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dee3410fadbd1b6d24f2d53a2864ed957b80f891;p=thirdparty%2Fdhcpcd.git

BSD: if failed to open PF_ROUTE socket, don't set filters.
---

diff --git a/src/if-bsd.c b/src/if-bsd.c
index d2f0dc62..addca622 100644
--- a/src/if-bsd.c
+++ b/src/if-bsd.c
@@ -153,6 +153,8 @@ if_opensockets_os(struct dhcpcd_ctx *ctx)
 #define SOCK_FLAGS	(SOCK_CLOEXEC | SOCK_NONBLOCK)
 	ctx->link_fd = xsocket(PF_ROUTE, SOCK_RAW | SOCK_FLAGS, AF_UNSPEC);
 #undef SOCK_FLAGS
+	if (ctx->link_fd == -1)
+		return -1;
 
 #if defined(RO_MSGFILTER)
 	if (setsockopt(ctx->link_fd, PF_ROUTE, RO_MSGFILTER,
@@ -168,7 +170,7 @@ if_opensockets_os(struct dhcpcd_ctx *ctx)
 		logerr(__func__);
 #endif
 
-	return ctx->link_fd == -1 ? -1 : 0;
+	return 0;
 }
 
 void