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
...@@ -177,8 +177,14 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset, ...@@ -177,8 +177,14 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset,
MTRR_TYPE_WRCOMB, 1); MTRR_TYPE_WRCOMB, 1);
} }
} }
if (map->type == _DRM_REGISTERS) if (map->type == _DRM_REGISTERS) {
map->handle = ioremap(map->offset, map->size); map->handle = ioremap(map->offset, map->size);
if (!map->handle) {
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
return -ENOMEM;
}
}
break; break;
case _DRM_SHM: case _DRM_SHM:
list = drm_find_matching_map(dev, map); list = drm_find_matching_map(dev, map);
......
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