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authorVille Syrjälä <ville.syrjala@linux.intel.com>2015-11-11 19:11:29 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-11-24 11:47:38 +0100
commit1eb83451ba55d7a8c82b76b1591894ff2d4a95f2 (patch)
tree9e6d333c68f31bbba6ddada85e899adf1f47cf0f /drivers/gpu/drm/drm_crtc_helper.c
parentcc344980c76748e57c9c03100c2a14d36ab00334 (diff)
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/drm_crtc_helper.c')
-rw-r--r--drivers/gpu/drm/drm_crtc_helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index ef534758a02c..6b4cf25fed12 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -818,7 +818,7 @@ EXPORT_SYMBOL(drm_helper_connector_dpms);
* metadata fields.
*/
void drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
- struct drm_mode_fb_cmd2 *mode_cmd)
+ const struct drm_mode_fb_cmd2 *mode_cmd)
{
int i;