linux-kernel - [PATCH 04/18] scsi: esas2r: esas2r_log: Supply __printf(x, y) formatting for esas2r_log

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Date:   Wed, 17 Mar 2021 08:56:47 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org,
        Bradley Grove <linuxdrivers@...otech.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org
Subject: [PATCH 04/18] scsi: esas2r: esas2r_log: Supply __printf(x, y) formatting for esas2r_log_master()

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

 drivers/scsi/esas2r/esas2r_log.c: In function ‘esas2r_log_master’:
 drivers/scsi/esas2r/esas2r_log.c:155:3: warning: function ‘esas2r_log_master’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format]

Cc: Bradley Grove <linuxdrivers@...otech.com>
Cc: "James E.J. Bottomley" <jejb@...ux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: linux-scsi@...r.kernel.org
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/scsi/esas2r/esas2r_log.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/scsi/esas2r/esas2r_log.c b/drivers/scsi/esas2r/esas2r_log.c
index b545798e400c4..d6c87a0bae098 100644
--- a/drivers/scsi/esas2r/esas2r_log.c
+++ b/drivers/scsi/esas2r/esas2r_log.c
@@ -101,6 +101,11 @@ static const char *translate_esas2r_event_level_to_kernel(const long level)
 	}
 }
 
+#pragma GCC diagnostic push
+#ifndef __clang__
+#pragma GCC diagnostic ignored "-Wsuggest-attribute=format"
+#endif
+
 /*
  * the master logging function.  this function will format the message as
  * outlined by the formatting string, the input device information and the
@@ -170,6 +175,8 @@ static int esas2r_log_master(const long level,
 	return 0;
 }
 
+#pragma GCC diagnostic pop
+
 /*
  * formats and logs a message to the system log.
  *
-- 
2.27.0