Fix double free of host and serv variables (droe#320)

Thanks to @disaykin
virtueistheonlygood · May 15, 2023 · 31727da · 31727da
1 parent d3b7a5b
commit 31727da
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sys.c b/sys.c
@@ -486,13 +486,15 @@ sys_sockaddr_str(struct sockaddr *addr, socklen_t addrlen,
 		log_err_printf("Cannot get nameinfo for socket address: %s\n",
 		               gai_strerror(rv));
 		free(*serv);
+		*serv = NULL;
 		return -1;
 	}
 	hostsz = strlen(tmphost) + 1; /* including terminator */
 	*host = malloc(hostsz);
 	if (!*host) {
 		log_err_printf("Cannot allocate memory\n");
 		free(*serv);
+		*serv = NULL;
 		return -1;
 	}
 	memcpy(*host, tmphost, hostsz);