From 1e695906e679d6a4be772ea67ce8164da665ec12 Mon Sep 17 00:00:00 2001 From: Linus Nordberg Date: Sun, 30 Jul 2017 22:09:55 +0200 Subject: Check return value from setsockopt(). coverity: 1449508, 1449522. --- util.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'util.c') diff --git a/util.c b/util.c index c976175..7938310 100644 --- a/util.c +++ b/util.c @@ -139,10 +139,12 @@ int bindtoaddr(struct addrinfo *addrinfo, int family, int reuse, int v6only) { disable_DF_bit(s,res); if (reuse) - setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)); + if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) == -1) + debugerrno(errno, DBG_WARN, "Failed to set SO_REUSEADDR"); #ifdef IPV6_V6ONLY if (v6only) - setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on)); + if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on)) == -1) + debugerrno(errno, DBG_WARN, "Failed to set IPV6_V6ONLY"); #endif if (!bind(s, res->ai_addr, res->ai_addrlen)) return s; -- cgit v1.1