| From | Phong Tran <> | Subject | [PATCH V2 05/15] ARM: footbridge: cleanup cppcheck shifting error | Date | Mon, 24 Jun 2019 20:50:55 +0700 |
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[arch/arm/mach-footbridge/dc21285.c:236]: (error) Shifting signed 32-bit value by 31 bits is undefined behaviour
Signed-off-by: Phong Tran <tranmanphong@gmail.com> --- arch/arm/mach-footbridge/dc21285.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index 8b81a17f675d..edea41e0256f 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -230,7 +230,7 @@ static irqreturn_t dc21285_parity_irq(int irq, void *dev_id) printk("\n"); cmd = *CSR_PCICMD & 0xffff; - *CSR_PCICMD = cmd | 1 << 31; + *CSR_PCICMD = cmd | BIT(31); /* * back off this interrupt -- 2.11.0
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