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staging: unisys: fix all NULL comparisons in visorchipset_main.c 

Fix all of the NULL comparison checks generated by checkpatch.pl.

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 13:58:13 -04:00 committed by Greg Kroah-Hartman
parent a59d7bed79
commit 38f736e974
1 changed files with 10 additions and 10 deletions
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20
drivers/staging/unisys/visorchipset/visorchipset_main.c
View File

@ -550,7 +550,7 @@ visorchipset_register_busdev_server(
struct ultra_vbus_deviceinfo *driver_info)
{
down(&notifier_lock);
if (notifiers == NULL) {
if (!notifiers) {
memset(&BusDev_Server_Notifiers, 0,
sizeof(BusDev_Server_Notifiers));
serverregistered = 0; /* clear flag */
@ -575,7 +575,7 @@ visorchipset_register_busdev_client(
struct ultra_vbus_deviceinfo *driver_info)
{
down(&notifier_lock);
if (notifiers == NULL) {
if (!notifiers) {
memset(&BusDev_Client_Notifiers, 0,
sizeof(BusDev_Client_Notifiers));
clientregistered = 0; /* clear flag */
@ -1038,7 +1038,7 @@ bus_create(struct controlvm_message *inmsg)
goto Away;
}
pBusInfo = kzalloc(sizeof(struct visorchipset_bus_info), GFP_KERNEL);
if (pBusInfo == NULL) {
if (!pBusInfo) {
POSTCODE_LINUX_3(BUS_CREATE_FAILURE_PC, busNo,
POSTCODE_SEVERITY_ERR);
rc = -CONTROLVM_RESP_ERROR_KMALLOC_FAILED;
@ -1172,7 +1172,7 @@ my_device_create(struct controlvm_message *inmsg)
goto Away;
}
pDevInfo = kzalloc(sizeof(struct visorchipset_device_info), GFP_KERNEL);
if (pDevInfo == NULL) {
if (!pDevInfo) {
POSTCODE_LINUX_4(DEVICE_CREATE_FAILURE_PC, devNo, busNo,
POSTCODE_SEVERITY_ERR);
rc = -CONTROLVM_RESP_ERROR_KMALLOC_FAILED;
@ -1282,7 +1282,7 @@ initialize_controlvm_payload_info(HOSTADDRESS phys_addr, u64 offset, u32 bytes,
u8 __iomem *payload = NULL;
int rc = CONTROLVM_RESP_SUCCESS;
if (info == NULL) {
if (!info) {
rc = -CONTROLVM_RESP_ERROR_PAYLOAD_INVALID;
goto Away;
}
@ -1292,7 +1292,7 @@ initialize_controlvm_payload_info(HOSTADDRESS phys_addr, u64 offset, u32 bytes,
goto Away;
}
payload = ioremap_cache(phys_addr + offset, bytes);
if (payload == NULL) {
if (!payload) {
rc = -CONTROLVM_RESP_ERROR_IOREMAP_FAILED;
goto Away;
}
@ -1486,7 +1486,7 @@ parahotplug_request_create(struct controlvm_message *msg)
struct parahotplug_request *req;
req = kmalloc(sizeof(*req), GFP_KERNEL|__GFP_NORETRY);
if (req == NULL)
if (!req)
return NULL;
req->id = parahotplug_next_id();
@ -1611,7 +1611,7 @@ parahotplug_process_message(struct controlvm_message *inmsg)
req = parahotplug_request_create(inmsg);
if (req == NULL)
if (!req)
return;
if (inmsg->cmd.device_change_state.state.active) {
@ -1745,7 +1745,7 @@ handle_command(struct controlvm_message inmsg, HOSTADDRESS channel_addr)
break;
}
if (parser_ctx != NULL) {
if (parser_ctx) {
parser_done(parser_ctx);
parser_ctx = NULL;
}
@ -2217,7 +2217,7 @@ visorchipset_init(void)
periodic_controlvm_workqueue =
create_singlethread_workqueue("visorchipset_controlvm");
if (periodic_controlvm_workqueue == NULL) {
if (!periodic_controlvm_workqueue) {
POSTCODE_LINUX_2(CREATE_WORKQUEUE_FAILED_PC,
DIAG_SEVERITY_ERR);
rc = -ENOMEM;