4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Colin Ian King <colin.k...@canonical.com>


[ 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.k...@canonical.com>
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Cc: Marc Zyngier <marc.zyng...@arm.com>
Cc: kernel-janit...@vger.kernel.org
Cc: Jason Cooper <ja...@lakedaemon.net>
Link: https://lkml.kernel.org/r/20171117183553.2739-1-colin.k...@canonical.com
Signed-off-by: Sasha Levin <alexander.le...@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/irqchip/qcom-irq-combiner.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/irqchip/qcom-irq-combiner.c
+++ b/drivers/irqchip/qcom-irq-combiner.c
@@ -238,7 +238,7 @@ static int __init combiner_probe(struct
 {
        struct combiner *combiner;
        size_t alloc_sz;
-       u32 nregs;
+       int nregs;
        int err;
 
        nregs = count_registers(pdev);


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