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[v2,02/17] Avoid sign extension of scsi_device.type

Message ID 20170825204643.25043-3-bart.vanassche@wdc.com (mailing list archive)
State Accepted
Headers show

Commit Message

Bart Van Assche Aug. 25, 2017, 8:46 p.m. UTC 
This patch avoids that smatch reports the following:

drivers/scsi/scsi_sysfs.c:506 scsi_bus_uevent() warn: argument 3 to %02x specifier has type 'char'
drivers/scsi/scsi_sysfs.c:872 sdev_show_modalias() warn: argument 4 to %02x specifier has type 'char'

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
---
 include/scsi/scsi_device.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 0979a5f3b69a..f054f3f43c75 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -111,7 +111,7 @@  struct scsi_device {
 	unsigned sector_size;	/* size in bytes */
 
 	void *hostdata;		/* available to low-level driver */
-	char type;
+	unsigned char type;
 	char scsi_level;
 	char inq_periph_qual;	/* PQ from INQUIRY data */	
 	struct mutex inquiry_mutex;