From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
[ Upstream commit e9990d70e8a063a7b894c5cbb99f630a0f41200d ]
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>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: kernel-janitors@xxxxxxxxxxxxxxx
Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20171117183553.2739-1-colin.king@xxxxxxxxxxxxx
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
---
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);
--
2.11.0
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