xwayland/launcher: Use %m instead of manual strerror(errno)

xwayland/launcher.c

@@ -213,8 +213,7 @@ bind_to_abstract_socket(int display)
 			     "%c/tmp/.X11-unix/X%d", 0, display);
 	size = offsetof(struct sockaddr_un, sun_path) + name_size;
 	if (bind(fd, (struct sockaddr *) &addr, size) < 0) {
-		weston_log("failed to bind to @%s: %s\n",
-			addr.sun_path + 1, strerror(errno));
+		weston_log("failed to bind to @%s: %m\n", addr.sun_path + 1);
 		close(fd);
 		return -1;
 	}
@@ -244,8 +243,7 @@ bind_to_unix_socket(int display)
 	size = offsetof(struct sockaddr_un, sun_path) + name_size;
 	unlink(addr.sun_path);
 	if (bind(fd, (struct sockaddr *) &addr, size) < 0) {
-		weston_log("failed to bind to %s (%s)\n",
-			addr.sun_path, strerror(errno));
+		weston_log("failed to bind to %s: %m\n", addr.sun_path);
 		close(fd);
 		return -1;
 	}