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Commit f1e5c03d authored by Dave Airlie's avatar Dave Airlie Committed by Dave Airlie
Browse files

drm: use NULL instead of 0 


From: Randy Dunlap <rdunlap@xenotime.net>

Use NULL instead of 0 (sparse warnings):

drivers/char/drm/ati_pcigart.c:64:10: warning: Using plain integer as NULL
pointer
drivers/char/drm/ati_pcigart.c:130:21: warning: Using plain integer as NULL
pointer
drivers/char/drm/ati_pcigart.c:171:14: warning: Using plain integer as NULL
pointer

Signed-off-by: default avatarRandy Dunlap <rdunlap@xenotime.net>
Signed-off-by: default avatarDave Airlie <airlied@linux.ie>
parent 2fed3bd7

drivers/char/drm/ati_pcigart.c

+3 −3
Original line number Diff line number Diff line
@@ -61,7 +61,7 @@ static void *drm_ati_alloc_pcigart_table(void) 


	address = __get_free_pages(GFP_KERNEL, ATI_PCIGART_TABLE_ORDER);

	if (address == 0UL) {

		return 0;

		return NULL;

	}



	page = virt_to_page(address);
@@ -127,7 +127,7 @@ int drm_ati_pcigart_cleanup(drm_device_t *dev, drm_ati_pcigart_info *gart_info) 
	if (gart_info->gart_table_location == DRM_ATI_GART_MAIN

	    && gart_info->addr) {

		drm_ati_free_pcigart_table(gart_info->addr);

		gart_info->addr = 0;

		gart_info->addr = NULL;

	}



	return 1;
@@ -168,7 +168,7 @@ int drm_ati_pcigart_init(drm_device_t *dev, drm_ati_pcigart_info *gart_info) 
		if (bus_address == 0) {

			DRM_ERROR("unable to map PCIGART pages!\n");

			drm_ati_free_pcigart_table(address);

			address = 0;

			address = NULL;

			goto done;

		}

	} else {