shithub: qk2

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vid: fix always checking for valid screen scale

--- a/vid.c

+++ b/vid.c

@@ -201,6 +201,8 @@

 	 * the minimum size of a rio window; the engine handles it

 	 * just fine */

 	scale = Cvar_Get("scale", "", 0);

+	if(strlen(scale->string) == 0)

+		return;

 	if(strlen(scale->string) < 3+1+3){

 		fprint(2, "setscale: invalid resolution\n");

 		return;