[PATCH -next] macintosh/via-pmu: Use DEFINE_SPINLOCK() for spinlock

Ye Bin yebin10 at huawei.com
Fri Apr 9 19:51:45 AEST 2021


spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: Ye Bin <yebin10 at huawei.com>
---
 drivers/macintosh/via-pmu.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 73e6ae88fafd..bab913e3541a 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -161,7 +161,7 @@ static unsigned char __iomem *gpio_reg;
 static int gpio_irq = 0;
 static int gpio_irq_enabled = -1;
 static volatile int pmu_suspended;
-static spinlock_t pmu_lock;
+static DEFINE_SPINLOCK(pmu_lock);
 static u8 pmu_intr_mask;
 static int pmu_version;
 static int drop_interrupts;
@@ -306,8 +306,6 @@ int __init find_via_pmu(void)
 		goto fail;
 	}
 
-	spin_lock_init(&pmu_lock);
-
 	pmu_has_adb = 1;
 
 	pmu_intr_mask =	PMU_INT_PCEJECT |
@@ -389,8 +387,6 @@ int __init find_via_pmu(void)
 
 	pmu_kind = PMU_UNKNOWN;
 
-	spin_lock_init(&pmu_lock);
-
 	pmu_has_adb = 1;
 
 	pmu_intr_mask =	PMU_INT_PCEJECT |



More information about the Linuxppc-dev mailing list