[media] media: saa7134: remove if based on uninitialized variable

Variable b is not initialized.
Only with a small chance it has random value 0xFF.
Remove if statement based on this value.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/pci/saa7134/saa7134-input.c

@@ -133,10 +133,6 @@ static int get_key_flydvb_trio(struct IR_i2c *ir, enum rc_type *protocol,
 	if (0x40000 & ~gpio)
 		return 0; /* No button press */
 
-	/* No button press - only before first key pressed */
-	if (b == 0xFF)
-		return 0;
-
 	/* poll IR chip */
 	/* weak up the IR chip */
 	b = 0;