diff options
| author |   Ville Syrjälä <ville.syrjala@linux.intel.com> | 2015-11-11 19:11:29 +0200 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-11-24 11:47:38 +0100 |
| commit | 1eb83451ba55d7a8c82b76b1591894ff2d4a95f2 (patch) | |
| tree | 9e6d333c68f31bbba6ddada85e899adf1f47cf0f /drivers/gpu/drm/armada | |
| parent | drm: modes: replace simple_strtoul by kstrtouint (diff) | |
| download | linux-dev-1eb83451ba55d7a8c82b76b1591894ff2d4a95f2.tar.xz linux-dev-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/armada')
| -rw-r--r-- | drivers/gpu/drm/armada/armada_fb.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/armada/armada_fb.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/armada/armada_fb.c b/drivers/gpu/drm/armada/armada_fb.c index 1c90969def3e..5fa4bf20b232 100644 --- a/drivers/gpu/drm/armada/armada_fb.c +++ b/drivers/gpu/drm/armada/armada_fb.c @@ -35,7 +35,7 @@ static const struct drm_framebuffer_funcs armada_fb_funcs = { }; struct armada_framebuffer *armada_framebuffer_create(struct drm_device *dev, - struct drm_mode_fb_cmd2 *mode, struct armada_gem_object *obj) + const struct drm_mode_fb_cmd2 *mode, struct armada_gem_object *obj) { struct armada_framebuffer *dfb; uint8_t format, config; @@ -101,7 +101,7 @@ struct armada_framebuffer *armada_framebuffer_create(struct drm_device *dev, } static struct drm_framebuffer *armada_fb_create(struct drm_device *dev, - struct drm_file *dfile, struct drm_mode_fb_cmd2 *mode) + struct drm_file *dfile, const struct drm_mode_fb_cmd2 *mode) { struct armada_gem_object *obj; struct armada_framebuffer *dfb; diff --git a/drivers/gpu/drm/armada/armada_fb.h b/drivers/gpu/drm/armada/armada_fb.h index ce3f12ebfc53..48073c4f54d8 100644 --- a/drivers/gpu/drm/armada/armada_fb.h +++ b/drivers/gpu/drm/armada/armada_fb.h @@ -19,6 +19,6 @@ struct armada_framebuffer { #define drm_fb_obj(fb) drm_fb_to_armada_fb(fb)->obj struct armada_framebuffer *armada_framebuffer_create(struct drm_device *, - struct drm_mode_fb_cmd2 *, struct armada_gem_object *); + const struct drm_mode_fb_cmd2 *, struct armada_gem_object *); #endif |