acpi: remove pointless checks for NULL pointer

A trivial fix. No need to check p for NULL. resource pointer is valid therefore p is also valid.

Signed-off-by Eugene Korenevsky <[email protected]>

---
 drivers/acpi/pci_link.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

drivers/acpi/pci_link.c +4 -4

index cfd7581..6379186 100644
@@ -111,7 +111,7 @@ static acpi_status acpi_pci_link_check_possible(struct acpi_resource *resource,
 	case ACPI_RESOURCE_TYPE_IRQ:
 		{
 			struct acpi_resource_irq *p = &resource->data.irq;
-			if (!p || !p->interrupt_count) {
+			if (!p->interrupt_count) {
 				ACPI_DEBUG_PRINT((ACPI_DB_INFO,
 						  "Blank _PRS IRQ resource\n"));
 				return AE_OK;

@@ -137,7 +137,7 @@ static acpi_status acpi_pci_link_check_possible(struct acpi_resource *resource,
 		{
 			struct acpi_resource_extended_irq *p =
 			    &resource->data.extended_irq;
-			if (!p || !p->interrupt_count) {
+			if (!p->interrupt_count) {
 				printk(KERN_WARNING PREFIX
 					      "Blank _PRS EXT IRQ resource\n");
 				return AE_OK;

@@ -198,7 +198,7 @@ static acpi_status acpi_pci_link_check_current(struct acpi_resource *resource,
 	case ACPI_RESOURCE_TYPE_IRQ:
 		{
 			struct acpi_resource_irq *p = &resource->data.irq;
-			if (!p || !p->interrupt_count) {
+			if (!p->interrupt_count) {
 				/*
 				 * IRQ descriptors may have no IRQ# bits set,
 				 * particularly those those w/ _STA disabled

@@ -214,7 +214,7 @@ static acpi_status acpi_pci_link_check_current(struct acpi_resource *resource,
 		{
 			struct acpi_resource_extended_irq *p =
 			    &resource->data.extended_irq;
-			if (!p || !p->interrupt_count) {
+			if (!p->interrupt_count) {
 				/*
 				 * extended IRQ descriptors must
 				 * return at least 1 IRQ