linux-kernel - [PATCH] powerpc/pseries: remove variable 'status' set but not used

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Date:   Sat, 16 Nov 2019 11:07:30 +0800
From:   Chen Wandun <chenwandun@...wei.com>
To:     <tyreld@...ux.ibm.com>, <mpe@...erman.id.au>,
        <linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>,
        <mahesh@...ux.vnet.ibm.com>, <paulus@...ba.org>
CC:     <chenwandun@...wei.com>
Subject: [PATCH] powerpc/pseries: remove variable 'status' set but not used

Fixes gcc '-Wunused-but-set-variable' warning:

arch/powerpc/platforms/pseries/ras.c: In function ras_epow_interrupt:
arch/powerpc/platforms/pseries/ras.c:319:6: warning: variable status set but not used [-Wunused-but-set-variable]

Signed-off-by: Chen Wandun <chenwandun@...wei.com>
---
 arch/powerpc/platforms/pseries/ras.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 1d7f973..4a61d0f 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -316,12 +316,11 @@ static irqreturn_t ras_hotplug_interrupt(int irq, void *dev_id)
 /* Handle environmental and power warning (EPOW) interrupts. */
 static irqreturn_t ras_epow_interrupt(int irq, void *dev_id)
 {
-	int status;
 	int state;
 	int critical;
 
-	status = rtas_get_sensor_fast(EPOW_SENSOR_TOKEN, EPOW_SENSOR_INDEX,
-				      &state);
+	rtas_get_sensor_fast(EPOW_SENSOR_TOKEN, EPOW_SENSOR_INDEX,
+			     &state);
 
 	if (state > 3)
 		critical = 1;		/* Time Critical */
@@ -330,12 +329,12 @@ static irqreturn_t ras_epow_interrupt(int irq, void *dev_id)
 
 	spin_lock(&ras_log_buf_lock);
 
-	status = rtas_call(ras_check_exception_token, 6, 1, NULL,
-			   RTAS_VECTOR_EXTERNAL_INTERRUPT,
-			   virq_to_hw(irq),
-			   RTAS_EPOW_WARNING,
-			   critical, __pa(&ras_log_buf),
-				rtas_get_error_log_max());
+	rtas_call(ras_check_exception_token, 6, 1, NULL,
+		  RTAS_VECTOR_EXTERNAL_INTERRUPT,
+		  virq_to_hw(irq),
+		  RTAS_EPOW_WARNING,
+		  critical, __pa(&ras_log_buf),
+		  rtas_get_error_log_max());
 
 	log_error(ras_log_buf, ERR_TYPE_RTAS_LOG, 0);
 
-- 
2.7.4