[PATCH] irqchip/qcom: fix u32 comparison with value less than zero

From: Colin King
Date: Fri Nov 17 2017 - 13:36:48 EST


From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

The comparison of u32 nregs being less than zero is never true since
nregs is unsigned. Fix this by making nregs a signed integer.

Fixes: f20cc9b00c7b ("irqchip/qcom: Add IRQ combiner driver")
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
drivers/irqchip/qcom-irq-combiner.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/qcom-irq-combiner.c b/drivers/irqchip/qcom-irq-combiner.c
index 6aa3ea479214..f31265937439 100644
--- a/drivers/irqchip/qcom-irq-combiner.c
+++ b/drivers/irqchip/qcom-irq-combiner.c
@@ -238,7 +238,7 @@ static int __init combiner_probe(struct platform_device *pdev)
{
struct combiner *combiner;
size_t alloc_sz;
- u32 nregs;
+ int nregs;
int err;

nregs = count_registers(pdev);
--
2.14.1