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[4.14,042/343] Input: nomadik-ske-keypad - fix a loop timeout test

Message ID 20200124092925.330979429@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Jan. 24, 2020, 9:27 a.m. UTC 
From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 4d8f727b83bcd6702c2d210330872c9122d2d360 ]

The loop exits with "timeout" set to -1 not to 0.

Fixes: 1158f0f16224 ("Input: add support for Nomadik SKE keypad controller")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/input/keyboard/nomadik-ske-keypad.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/input/keyboard/nomadik-ske-keypad.c b/drivers/input/keyboard/nomadik-ske-keypad.c
index 8567ee47761e1..ae3b045570740 100644
--- a/drivers/input/keyboard/nomadik-ske-keypad.c
+++ b/drivers/input/keyboard/nomadik-ske-keypad.c
@@ -100,7 +100,7 @@  static int __init ske_keypad_chip_init(struct ske_keypad *keypad)
 	while ((readl(keypad->reg_base + SKE_RIS) != 0x00000000) && timeout--)
 		cpu_relax();
 
-	if (!timeout)
+	if (timeout == -1)
 		return -EINVAL;
 
 	/*