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author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2015-11-11 18:11:29 +0100 |
---|---|---|
committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-11-24 11:47:38 +0100 |
commit | 1eb83451ba55d7a8c82b76b1591894ff2d4a95f2 (patch) | |
tree | 9e6d333c68f31bbba6ddada85e899adf1f47cf0f /drivers/gpu/drm/virtio/virtgpu_display.c | |
parent | drm: modes: replace simple_strtoul by kstrtouint (diff) | |
download | linux-1eb83451ba55d7a8c82b76b1591894ff2d4a95f2.tar.xz linux-1eb83451ba55d7a8c82b76b1591894ff2d4a95f2.zip |
drm: Pass the user drm_mode_fb_cmd2 as const to .fb_create()
Drivers shouldn't clobber the passed in addfb ioctl parameters.
i915 was doing just that. To prevent it from happening again,
pass the struct around as const, starting all the way from
internal_framebuffer_create().
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_display.c')
-rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_display.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_display.c b/drivers/gpu/drm/virtio/virtgpu_display.c index f545913a56c7..306a7df7d013 100644 --- a/drivers/gpu/drm/virtio/virtgpu_display.c +++ b/drivers/gpu/drm/virtio/virtgpu_display.c @@ -215,7 +215,7 @@ static const struct drm_framebuffer_funcs virtio_gpu_fb_funcs = { int virtio_gpu_framebuffer_init(struct drm_device *dev, struct virtio_gpu_framebuffer *vgfb, - struct drm_mode_fb_cmd2 *mode_cmd, + const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object *obj) { int ret; @@ -465,7 +465,7 @@ static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index) static struct drm_framebuffer * virtio_gpu_user_framebuffer_create(struct drm_device *dev, struct drm_file *file_priv, - struct drm_mode_fb_cmd2 *mode_cmd) + const struct drm_mode_fb_cmd2 *mode_cmd) { struct drm_gem_object *obj = NULL; struct virtio_gpu_framebuffer *virtio_gpu_fb; |