linux-kernel - [PATCH 21/40] scsi: csiostor: csio_hw: Mark known unused variable as __always

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Date:   Thu, 23 Jul 2020 13:24:27 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     jejb@...ux.ibm.com, martin.petersen@...cle.com
Cc:     linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
        Lee Jones <lee.jones@...aro.org>,
        Arkadiusz Drabczyk <arkadiusz@...bczyk.org>
Subject: [PATCH 21/40] scsi: csiostor: csio_hw: Mark known unused variable as __always_unused

Fixes the following W=1 kernel build warning(s):

 drivers/scsi/csiostor/csio_hw.c: In function ‘csio_hw_get_vpd_params’:
 drivers/scsi/csiostor/csio_hw.c:309:8: warning: variable ‘s’ set but not used [-Wunused-but-set-variable]

Cc: Arkadiusz Drabczyk <arkadiusz@...bczyk.org>
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/scsi/csiostor/csio_hw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/csiostor/csio_hw.c b/drivers/scsi/csiostor/csio_hw.c
index 950f9cdf0577f..98d4d39aaa572 100644
--- a/drivers/scsi/csiostor/csio_hw.c
+++ b/drivers/scsi/csiostor/csio_hw.c
@@ -306,7 +306,7 @@ csio_hw_get_vpd_params(struct csio_hw *hw, struct csio_vpd *p)
 	uint8_t *vpd, csum;
 	const struct t4_vpd_hdr *v;
 	/* To get around compilation warning from strstrip */
-	char *s;
+	char __always_unused *s;
 
 	if (csio_is_valid_vpd(hw))
 		return 0;
-- 
2.25.1