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authorVille Syrjälä2015-11-11 18:11:29 +0100
committerDaniel Vetter2015-11-24 11:47:38 +0100
commit1eb83451ba55d7a8c82b76b1591894ff2d4a95f2 (patch)
tree9e6d333c68f31bbba6ddada85e899adf1f47cf0f /drivers/gpu/drm/ast/ast_fb.c
parentdrm: modes: replace simple_strtoul by kstrtouint (diff)
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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/ast/ast_fb.c')
-rw-r--r--drivers/gpu/drm/ast/ast_fb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ast/ast_fb.c b/drivers/gpu/drm/ast/ast_fb.c
index a37e7ea4a00c..5320f8c57884 100644
--- a/drivers/gpu/drm/ast/ast_fb.c
+++ b/drivers/gpu/drm/ast/ast_fb.c
@@ -163,7 +163,7 @@ static struct fb_ops astfb_ops = {
};
static int astfb_create_object(struct ast_fbdev *afbdev,
- struct drm_mode_fb_cmd2 *mode_cmd,
+ const struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object **gobj_p)
{
struct drm_device *dev = afbdev->helper.dev;