From 0769d39c993145754852b517ddd9c11586f0a014 Mon Sep 17 00:00:00 2001 From: Scott Thompson Date: Sat, 25 Aug 2007 18:17:49 +1000 Subject: drm: ioremap return value checks Signed-off-by: Scott Thompson hushmail.com> Signed-off-by: Dave Airlie --- drivers/char/drm/drm_bufs.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'drivers/char') diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c index 3d1ec8234b8b..c115b39b8517 100644 --- a/drivers/char/drm/drm_bufs.c +++ b/drivers/char/drm/drm_bufs.c @@ -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); -- cgit v1.2.2