Commit 23a5e1fb authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm: Make the fb refcount handover less magic 



Instead of assigning the plane->fb pointer and clearing the fb pointer
to hand over the reference, let's just do it by grabbing another
referece for plane->fb and let fb keep its original one.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180322152313.6561-8-ville.syrjala@linux.intel.com


Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: default avatarMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
parent bf2d5eb9

drivers/gpu/drm/drm_plane.c

+1 −2
Original line number Diff line number Diff line
@@ -1084,8 +1084,7 @@ retry: 
		plane->old_fb = NULL;

	} else {

		plane->fb = fb;

		/* Unref only the old framebuffer. */

		fb = NULL;

		drm_framebuffer_get(fb);

	}



out: