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fcoe: Fix smatch warning in fcoe_fdmi_info function

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This patch fixes a smatch warning as below:

smatch warnings:
drivers/scsi/fcoe/fcoe.c:782 fcoe_fdmi_info() warn: 'fdmi' puts 896 bytes on
stack

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Neerav Parikh <Neerav.Parikh@intel.com>
Tested-by: Jack Morgan <jack.morgan@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
This commit is contained in:
Neerav Parikh 2013-05-18 05:12:28 +00:00 committed by Robert Love
parent e0335f67a2
commit f07d46bbc9
1 changed files with 15 additions and 11 deletions
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26
drivers/scsi/fcoe/fcoe.c
View File

@ -774,7 +774,6 @@ static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev)
struct fcoe_port *port;
struct net_device *realdev;
int rc;
struct netdev_fcoe_hbainfo fdmi;
port = lport_priv(lport);
fcoe = port->priv;
@ -788,9 +787,13 @@ static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev)
return;
if (realdev->netdev_ops->ndo_fcoe_get_hbainfo) {
memset(&fdmi, 0, sizeof(fdmi));
struct netdev_fcoe_hbainfo *fdmi;
fdmi = kzalloc(sizeof(*fdmi), GFP_KERNEL);
if (!fdmi)
return;
rc = realdev->netdev_ops->ndo_fcoe_get_hbainfo(realdev,
&fdmi);
fdmi);
if (rc) {
printk(KERN_INFO "fcoe: Failed to retrieve FDMI "
"information from netdev.\n");
@ -800,38 +803,39 @@ static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev)
snprintf(fc_host_serial_number(lport->host),
FC_SERIAL_NUMBER_SIZE,
"%s",
fdmi.serial_number);
fdmi->serial_number);
snprintf(fc_host_manufacturer(lport->host),
FC_SERIAL_NUMBER_SIZE,
"%s",
fdmi.manufacturer);
fdmi->manufacturer);
snprintf(fc_host_model(lport->host),
FC_SYMBOLIC_NAME_SIZE,
"%s",
fdmi.model);
fdmi->model);
snprintf(fc_host_model_description(lport->host),
FC_SYMBOLIC_NAME_SIZE,
"%s",
fdmi.model_description);
fdmi->model_description);
snprintf(fc_host_hardware_version(lport->host),
FC_VERSION_STRING_SIZE,
"%s",
fdmi.hardware_version);
fdmi->hardware_version);
snprintf(fc_host_driver_version(lport->host),
FC_VERSION_STRING_SIZE,
"%s",
fdmi.driver_version);
fdmi->driver_version);
snprintf(fc_host_optionrom_version(lport->host),
FC_VERSION_STRING_SIZE,
"%s",
fdmi.optionrom_version);
fdmi->optionrom_version);
snprintf(fc_host_firmware_version(lport->host),
FC_VERSION_STRING_SIZE,
"%s",
fdmi.firmware_version);
fdmi->firmware_version);
/* Enable FDMI lport states */
lport->fdmi_enabled = 1;
kfree(fdmi);
} else {
lport->fdmi_enabled = 0;
printk(KERN_INFO "fcoe: No FDMI support.\n");