more va_* fixing; from Thomas Klausner

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@10738 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/rcp/rcp.c

@@ -694,11 +694,13 @@ run_err(const char *fmt, ...)
 	vfprintf(fp, fmt, ap);
 	fprintf(fp, "\n");
 	fflush(fp);
-
-	if (!iamremote)
-		vwarnx(fmt, ap);
-
 	va_end(ap);
+
+	if (!iamremote) {
+	    va_start(ap, fmt);
+	    vwarnx(fmt, ap);
+	    va_end(ap);
+	}
 }
 
 /*