Fix harmless warning.

ocl.c

@@ -353,6 +353,7 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
 			strcpy(filename, "poclbm110717.cl");
 			strcpy(binaryfilename, "poclbm110717");
 			break;
+		case KL_NONE: /* Shouldn't happen */
 		case KL_PHATK:
 			strcpy(filename, "phatk110722.cl");
 			strcpy(binaryfilename, "phatk110722");