From: Bart Van Assche <bvanassche@acm.org>
Date: Thu, 8 Aug 2019 20:01:29 -0700
Subject: scsi: qla2xxx: Declare the fourth ql_dump_buffer() argument const
Patch-mainline: v5.4-rc1
Git-commit: c254b52b58b50a8599fefefd8793a64249b15044
References: jsc#SLE-9714 jsc#SLE-10327 jsc#SLE-10334
This patch makes it clear to humans and also to the compiler that
ql_dump_buffer() does not modify the memory the @buf argument points at.
Cc: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Tested-by: Himanshu Madhani <hmadhani@marvell.com>
Reviewed-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Daniel Wagner <dwagner@suse.de>
---
drivers/scsi/qla2xxx/qla_dbg.c | 3 ++-
drivers/scsi/qla2xxx/qla_gbl.h | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -2743,7 +2743,8 @@ ql_dump_regs(uint level, scsi_qla_host_t
void
-ql_dump_buffer(uint level, scsi_qla_host_t *vha, uint id, void *buf, uint size)
+ql_dump_buffer(uint level, scsi_qla_host_t *vha, uint id, const void *buf,
+ uint size)
{
uint cnt;
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -630,7 +630,7 @@ extern ulong qla27xx_fwdt_template_size(
extern void qla2xxx_dump_post_process(scsi_qla_host_t *, int);
extern void ql_dump_regs(uint, scsi_qla_host_t *, uint);
-extern void ql_dump_buffer(uint, scsi_qla_host_t *, uint, void *, uint);
+extern void ql_dump_buffer(uint, scsi_qla_host_t *, uint, const void *, uint);
/*
* Global Function Prototypes in qla_gs.c source file.
*/