[media] media: pci: saa7164: remove unnecessary code

Remove unnecessary variable 'loop'.
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Reviewed-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/pci/saa7164/saa7164-cmd.c

@@ -130,14 +130,13 @@ int saa7164_irq_dequeue(struct saa7164_dev *dev)
  * -bus/c running buffer. */
 static int saa7164_cmd_dequeue(struct saa7164_dev *dev)
 {
-	int loop = 1;
 	int ret;
 	u32 timeout;
 	wait_queue_head_t *q = NULL;
 	u8 tmp[512];
 	dprintk(DBGLVL_CMD, "%s()\n", __func__);
 
-	while (loop) {
+	while (true) {
 
 		struct tmComResInfo tRsp = { 0, 0, 0, 0, 0, 0 };
 		ret = saa7164_bus_get(dev, &tRsp, NULL, 1);