linux-kernel - [PATCH 1/1] media: saa7134: remove if based on uninitialized variable

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Date:	Wed, 18 Jun 2014 23:28:10 +0200
From:	Heinrich Schuchardt <xypron.glpk@....de>
To:	Mauro Carvalho Chehab <m.chehab@...sung.com>
Cc:	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	Heinrich Schuchardt <xypron.glpk@....de>
Subject: [PATCH 1/1] 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@....de>
---
 drivers/media/pci/saa7134/saa7134-input.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/media/pci/saa7134/saa7134-input.c b/drivers/media/pci/saa7134/saa7134-input.c
index 6f43126..1c56f2ab 100644
--- a/drivers/media/pci/saa7134/saa7134-input.c
+++ b/drivers/media/pci/saa7134/saa7134-input.c
@@ -132,10 +132,6 @@ static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 	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;
-- 
2.0.0

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