* [PATCH AUTOSEL 4.19 082/671] Input: nomadik-ske-keypad - fix a loop timeout test
[not found] <20200116165502.8838-1-sashal@kernel.org>
@ 2020-01-16 16:45 ` Sasha Levin
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From: Sasha Levin @ 2020-01-16 16:45 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Dan Carpenter, Dmitry Torokhov, Sasha Levin, linux-input
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(-)
diff --git a/drivers/input/keyboard/nomadik-ske-keypad.c b/drivers/input/keyboard/nomadik-ske-keypad.c
index 8567ee47761e..ae3b04557074 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;
/*
--
2.20.1
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