target-s390x: avoid AREG0 for FPU helpers

[qemu.git] / qemu-ga.c

diff --git a/qemu-ga.c b/qemu-ga.c
index 26671fee3f61577505c63ddeec85ae502209d9c9..762307988783256aa0361c1ad71da1af8133d9e3 100644 (file)
--- a/qemu-ga.c
+++ b/qemu-ga.c
@@ -438,7 +438,9 @@ static void become_daemon(const char *pidfile)
     return;
 
 fail:
-    unlink(pidfile);
+    if (pidfile) {
+        unlink(pidfile);
+    }
     g_critical("failed to daemonize");
     exit(EXIT_FAILURE);
 #endif