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scsi: qedi: Cleanup local str variable 

Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com>
Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>
Acked-by: Chris Leech <cleech@redhat.com>
Acked-by: Lee Duncan <lduncan@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Nilesh Javali 2018-02-07 08:12:36 -08:00 committed by Martin K. Petersen
parent 1683ce57f5
commit 2c08fe64e4
1 changed files with 20 additions and 23 deletions
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43
drivers/scsi/qedi/qedi_main.c
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@ -1723,7 +1723,6 @@ static ssize_t qedi_show_boot_eth_info(void *data, int type, char *buf)
{
struct qedi_ctx *qedi = data;
struct nvm_iscsi_initiator *initiator;
char *str = buf;
int rc = 1;
u32 ipv6_en, dhcp_en, ip_len;
struct nvm_iscsi_block *block;
@ -1757,32 +1756,32 @@ static ssize_t qedi_show_boot_eth_info(void *data, int type, char *buf)
switch (type) {
case ISCSI_BOOT_ETH_IP_ADDR:
rc = snprintf(str, ip_len, fmt, ip);
rc = snprintf(buf, ip_len, fmt, ip);
break;
case ISCSI_BOOT_ETH_SUBNET_MASK:
rc = snprintf(str, ip_len, fmt, sub);
rc = snprintf(buf, ip_len, fmt, sub);
break;
case ISCSI_BOOT_ETH_GATEWAY:
rc = snprintf(str, ip_len, fmt, gw);
rc = snprintf(buf, ip_len, fmt, gw);
break;
case ISCSI_BOOT_ETH_FLAGS:
rc = snprintf(str, 3, "%hhd\n",
rc = snprintf(buf, 3, "%hhd\n",
SYSFS_FLAG_FW_SEL_BOOT);
break;
case ISCSI_BOOT_ETH_INDEX:
rc = snprintf(str, 3, "0\n");
rc = snprintf(buf, 3, "0\n");
break;
case ISCSI_BOOT_ETH_MAC:
rc = sysfs_format_mac(str, qedi->mac, ETH_ALEN);
rc = sysfs_format_mac(buf, qedi->mac, ETH_ALEN);
break;
case ISCSI_BOOT_ETH_VLAN:
rc = snprintf(str, 12, "%d\n",
rc = snprintf(buf, 12, "%d\n",
GET_FIELD2(initiator->generic_cont0,
NVM_ISCSI_CFG_INITIATOR_VLAN));
break;
case ISCSI_BOOT_ETH_ORIGIN:
if (dhcp_en)
rc = snprintf(str, 3, "3\n");
rc = snprintf(buf, 3, "3\n");
break;
default:
rc = 0;
@ -1818,7 +1817,6 @@ static ssize_t qedi_show_boot_ini_info(void *data, int type, char *buf)
{
struct qedi_ctx *qedi = data;
struct nvm_iscsi_initiator *initiator;
char *str = buf;
int rc;
struct nvm_iscsi_block *block;
@ -1830,7 +1828,7 @@ static ssize_t qedi_show_boot_ini_info(void *data, int type, char *buf)
switch (type) {
case ISCSI_BOOT_INI_INITIATOR_NAME:
rc = sprintf(str, "%.*s\n", NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN,
rc = sprintf(buf, "%.*s\n", NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN,
initiator->initiator_name.byte);
break;
default:
@ -1859,7 +1857,6 @@ static ssize_t
qedi_show_boot_tgt_info(struct qedi_ctx *qedi, int type,
char *buf, enum qedi_nvm_tgts idx)
{
char *str = buf;
int rc = 1;
u32 ctrl_flags, ipv6_en, chap_en, mchap_en, ip_len;
struct nvm_iscsi_block *block;
@ -1898,48 +1895,48 @@ qedi_show_boot_tgt_info(struct qedi_ctx *qedi, int type,
switch (type) {
case ISCSI_BOOT_TGT_NAME:
rc = sprintf(str, "%.*s\n", NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN,
rc = sprintf(buf, "%.*s\n", NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN,
block->target[idx].target_name.byte);
break;
case ISCSI_BOOT_TGT_IP_ADDR:
if (ipv6_en)
rc = snprintf(str, ip_len, "%pI6\n",
rc = snprintf(buf, ip_len, "%pI6\n",
block->target[idx].ipv6_addr.byte);
else
rc = snprintf(str, ip_len, "%pI4\n",
rc = snprintf(buf, ip_len, "%pI4\n",
block->target[idx].ipv4_addr.byte);
break;
case ISCSI_BOOT_TGT_PORT:
rc = snprintf(str, 12, "%d\n",
rc = snprintf(buf, 12, "%d\n",
GET_FIELD2(block->target[idx].generic_cont0,
NVM_ISCSI_CFG_TARGET_TCP_PORT));
break;
case ISCSI_BOOT_TGT_LUN:
rc = snprintf(str, 22, "%.*d\n",
rc = snprintf(buf, 22, "%.*d\n",
block->target[idx].lun.value[1],
block->target[idx].lun.value[0]);
break;
case ISCSI_BOOT_TGT_CHAP_NAME:
rc = sprintf(str, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
rc = sprintf(buf, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
chap_name);
break;
case ISCSI_BOOT_TGT_CHAP_SECRET:
rc = sprintf(str, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
rc = sprintf(buf, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
chap_secret);
break;
case ISCSI_BOOT_TGT_REV_CHAP_NAME:
rc = sprintf(str, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
rc = sprintf(buf, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
mchap_name);
break;
case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
rc = sprintf(str, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
rc = sprintf(buf, "%.*s\n", NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN,
mchap_secret);
break;
case ISCSI_BOOT_TGT_FLAGS:
rc = snprintf(str, 3, "%hhd\n", SYSFS_FLAG_FW_SEL_BOOT);
rc = snprintf(buf, 3, "%hhd\n", SYSFS_FLAG_FW_SEL_BOOT);
break;
case ISCSI_BOOT_TGT_NIC_ASSOC:
rc = snprintf(str, 3, "0\n");
rc = snprintf(buf, 3, "0\n");
break;
default:
rc = 0;