From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Tue, 19 Dec 2017 19:09:59 +0200
Subject: scsi: hpsa: Use vsnprintf extension %phN
Patch-mainline: v4.16-rc1
Git-commit: f4d0ad1f27a95d86f3e42251f7c1c575538248bb
References: FATE#325929

Using this extension reduces the object size.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
---
 drivers/scsi/hpsa.c |   14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4619,21 +4619,13 @@ sglist_finished:
 	return 0;
 }
 
-#define BUFLEN 128
 static inline void warn_zero_length_transfer(struct ctlr_info *h,
 						u8 *cdb, int cdb_len,
 						const char *func)
 {
-	char buf[BUFLEN];
-	int outlen;
-	int i;
-
-	outlen = scnprintf(buf, BUFLEN,
-				"%s: Blocking zero-length request: CDB:", func);
-	for (i = 0; i < cdb_len; i++)
-		outlen += scnprintf(buf+outlen, BUFLEN - outlen,
-					"%02hhx", cdb[i]);
-	dev_warn(&h->pdev->dev, "%s\n", buf);
+	dev_warn(&h->pdev->dev,
+		 "%s: Blocking zero-length request: CDB:%*phN\n",
+		 func, cdb_len, cdb);
 }
 
 #define IO_ACCEL_INELIGIBLE 1