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staging: unisys: clean up NULL compares in virtpci.c 

Remove unnecessary NULLs by just using the pointer value directly.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Benjamin Romer 2015-03-16 13:57:49 -04:00 committed by Greg Kroah-Hartman
parent c394650650
commit 3d8dbdbfed
1 changed files with 4 additions and 5 deletions
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9
drivers/staging/unisys/virtpci/virtpci.c
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@ -809,7 +809,7 @@ static int virtpci_device_add(struct device *parentbus, int devtype,
/* add a Virtual Device */
virtpcidev = kzalloc(sizeof(*virtpcidev), GFP_ATOMIC);
if (virtpcidev == NULL) {
if (!virtpcidev) {
POSTCODE_LINUX_2(MALLOC_FAILURE_PC, POSTCODE_SEVERITY_ERR);
return 0;
}
@ -1076,8 +1076,8 @@ static int virtpci_device_del(struct device *parentbus,
/* see if we are to delete all - NOTE: all implies we have a
* valid parentbus
*/
all = ((devtype == VIRTHBA_TYPE) && (wwnn == NULL)) ||
((devtype == VIRTNIC_TYPE) && (macaddr == NULL));
all = ((devtype == VIRTHBA_TYPE) && (!wwnn)) ||
((devtype == VIRTNIC_TYPE) && (!macaddr));
/* find all the vhba or vnic or both in virtpci device list
* keep list of ones we are deleting so we can call
@ -1206,9 +1206,8 @@ int virtpci_register_driver(struct virtpci_driver *drv)
{
int result = 0;
if (drv->id_table == NULL)
if (!drv->id_table)
return 1;
/* initialize core driver fields needed to call driver_register */
drv->core_driver.name = drv->name; /* name of driver in sysfs */
drv->core_driver.bus = &virtpci_bus_type; /* type of bus this