From ac6011dfa5767b71f95a8c85d4fbe19a62993ba7 Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Mon, 25 Mar 2024 13:21:42 +0100
Subject: [PATCH] module-rtp: save errno before doing pw_log_error

We can't assume the errno value won't be clobbered.
---
 src/modules/module-rtp-source.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/modules/module-rtp-source.c b/src/modules/module-rtp-source.c
index 22312734e..2f965e99b 100644
--- a/src/modules/module-rtp-source.c
+++ b/src/modules/module-rtp-source.c
@@ -206,8 +206,9 @@ static int make_socket(const struct sockaddr* sa, socklen_t salen, char *ifname)
 
 	af = sa->sa_family;
 	if ((fd = socket(af, SOCK_DGRAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0)) < 0) {
+		res = -errno;
 		pw_log_error("socket failed: %m");
-		return -errno;
+		return res;
 	}
 #ifdef SO_TIMESTAMP
 	val = 1;