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Commit 0769d39c authored by Scott Thompson's avatar Scott Thompson Committed by Dave Airlie
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drm: ioremap return value checks 



Signed-off-by: Scott Thompson <postfail <at> hushmail.com>
Signed-off-by: default avatarDave Airlie <airlied@linux.ie>
parent 22c806c2

drivers/char/drm/drm_bufs.c

+7 −1
Original line number Diff line number Diff line
@@ -177,8 +177,14 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset, 
						     MTRR_TYPE_WRCOMB, 1);

			}

		}

		if (map->type == _DRM_REGISTERS)

		if (map->type == _DRM_REGISTERS) {

			map->handle = ioremap(map->offset, map->size);

			if (!map->handle) {

				drm_free(map, sizeof(*map), DRM_MEM_MAPS);

				return -ENOMEM;

			}

		}

				

		break;

	case _DRM_SHM:

		list = drm_find_matching_map(dev, map);