From: Bart Van Assche <bart.vanassche@wdc.com>
Date: Fri, 25 Aug 2017 13:46:35 -0700
Subject: [PATCH] scsi: sd: Remove a useless comparison
Git-commit: 830cc351bc3c7f867daf92f17992bca34a647d8c
Patch-mainline: v4.14-rc1
References: bsc#1118139
This patch avoids that gcc reports the following warning when
building with W=1:
drivers/scsi/sd.c:315:10: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
if (val >= 0 && val <= T10_PI_TYPE3_PROTECTION)
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Hannes Reinecke <hare@suse.com>
---
drivers/scsi/sd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 8b3d7994e182..7c0f9eb5a5fd 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -312,7 +312,7 @@ protection_type_store(struct device *dev, struct device_attribute *attr,
if (err)
return err;
- if (val >= 0 && val <= T10_PI_TYPE3_PROTECTION)
+ if (val <= T10_PI_TYPE3_PROTECTION)
sdkp->protection_type = val;
return count;
--
2.12.3