linux-kernel - [PATCH 54/87] scsi: qla2xxx: replace vmalloc and memset with vzalloc

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Date:   Fri, 28 Jun 2019 01:43:04 +0800
From:   Fuqian Huang <huangfq.daxian@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Fuqian Huang <huangfq.daxian@...il.com>,
        qla2xxx-upstream@...gic.com,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 54/87] scsi: qla2xxx: replace vmalloc and memset with vzalloc

vmalloc + memset(0) -> vzalloc

Signed-off-by: Fuqian Huang <huangfq.daxian@...il.com>
---
 drivers/scsi/qla2xxx/qla_attr.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 8d560c562e9c..dabd139fdaeb 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -382,7 +382,7 @@ qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 		ha->optrom_region_size = size;
 
 		ha->optrom_state = QLA_SREADING;
-		ha->optrom_buffer = vmalloc(ha->optrom_region_size);
+		ha->optrom_buffer = vzalloc(ha->optrom_region_size);
 		if (ha->optrom_buffer == NULL) {
 			ql_log(ql_log_warn, vha, 0x7062,
 			    "Unable to allocate memory for optrom retrieval "
@@ -404,7 +404,6 @@ qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 		    "Reading flash region -- 0x%x/0x%x.\n",
 		    ha->optrom_region_start, ha->optrom_region_size);
 
-		memset(ha->optrom_buffer, 0, ha->optrom_region_size);
 		ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
 		    ha->optrom_region_start, ha->optrom_region_size);
 		break;
@@ -457,7 +456,7 @@ qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 		ha->optrom_region_size = size;
 
 		ha->optrom_state = QLA_SWRITING;
-		ha->optrom_buffer = vmalloc(ha->optrom_region_size);
+		ha->optrom_buffer = vzalloc(ha->optrom_region_size);
 		if (ha->optrom_buffer == NULL) {
 			ql_log(ql_log_warn, vha, 0x7066,
 			    "Unable to allocate memory for optrom update "
@@ -471,8 +470,6 @@ qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 		ql_dbg(ql_dbg_user, vha, 0x7067,
 		    "Staging flash region write -- 0x%x/0x%x.\n",
 		    ha->optrom_region_start, ha->optrom_region_size);
-
-		memset(ha->optrom_buffer, 0, ha->optrom_region_size);
 		break;
 	case 3:
 		if (ha->optrom_state != QLA_SWRITING) {
-- 
2.11.0