diff options
author | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 13:43:54 (GMT) |
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committer | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 13:43:54 (GMT) |
commit | b160292cc216a50fd0cd386b0bda2cd48352c73b (patch) | |
tree | ef07cf98f91353ee4c9ec1e1ca7a2a5d9d4b538a /drivers/char/drm/drm_bufs.c | |
parent | b37bde147890c8fea8369a5a4e230dabdea4ebfb (diff) | |
parent | bbf25010f1a6b761914430f5fca081ec8c7accd1 (diff) | |
download | linux-fsl-qoriq-b160292cc216a50fd0cd386b0bda2cd48352c73b.tar.xz |
Merge Linux 2.6.23
Diffstat (limited to 'drivers/char/drm/drm_bufs.c')
-rw-r--r-- | drivers/char/drm/drm_bufs.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c index 923174c..c115b39 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); @@ -479,11 +485,6 @@ int drm_rmmap_ioctl(struct inode *inode, struct file *filp, return -EINVAL; } - if (!map) { - mutex_unlock(&dev->struct_mutex); - return -EINVAL; - } - /* Register and framebuffer maps are permanent */ if ((map->type == _DRM_REGISTERS) || (map->type == _DRM_FRAME_BUFFER)) { mutex_unlock(&dev->struct_mutex); |