linux-kernel - [PATCH 07/10] misc: mic: vop: vop_main: Remove set but unused variable 'ret'

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Date:   Fri, 26 Jun 2020 14:05:22 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     arnd@...db.de, gregkh@...uxfoundation.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Lee Jones <lee.jones@...aro.org>,
        Sudeep Dutt <sudeep.dutt@...el.com>,
        Ashutosh Dixit <ashutosh.dixit@...el.com>,
        Christian Borntraeger <borntraeger@...ibm.com>
Subject: [PATCH 07/10] misc: mic: vop: vop_main: Remove set but unused variable 'ret'

Hasn't been checked since its conception 2 years ago.

Squashes W=1 warning:

 drivers/misc/mic/vop/vop_main.c: In function ‘_vop_scan_devices’:
 drivers/misc/mic/vop/vop_main.c:617:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 617 | int ret;
 | ^~~

Cc: Sudeep Dutt <sudeep.dutt@...el.com>
Cc: Ashutosh Dixit <ashutosh.dixit@...el.com>
Cc: Christian Borntraeger <borntraeger@...ibm.com>
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/misc/mic/vop/vop_main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/misc/mic/vop/vop_main.c b/drivers/misc/mic/vop/vop_main.c
index 85942f6717c57..4e63cb1360921 100644
--- a/drivers/misc/mic/vop/vop_main.c
+++ b/drivers/misc/mic/vop/vop_main.c
@@ -614,7 +614,6 @@ static void _vop_scan_devices(void __iomem *dp, struct vop_device *vpdev,
 	struct mic_device_desc __iomem *d;
 	struct mic_device_ctrl __iomem *dc;
 	struct device *dev;
-	int ret;
 
 	for (i = sizeof(struct mic_bootparam);
 			i < MIC_DP_SIZE; i += _vop_total_desc_size(d)) {
@@ -644,7 +643,7 @@ static void _vop_scan_devices(void __iomem *dp, struct vop_device *vpdev,
 					 &dc->config_change);
 			put_device(dev);
 			_vop_handle_config_change(d, i, vpdev);
-			ret = _vop_remove_device(d, i, vpdev);
+			_vop_remove_device(d, i, vpdev);
 			if (remove) {
 				iowrite8(0, &dc->config_change);
 				iowrite8(0, &dc->guest_ack);
-- 
2.25.1