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Commit 312bd536 authored by Yashwanth's avatar Yashwanth
Browse files

disp: msm: sde: update input fence after plane state destroy 



In few cases, even though input fence is freed, it might
get accessed through debugfs node while dumping fence list.
This change updates input fence to NULL in plane state
destroy once it is freed to prevent accessing it further.

Change-Id: I1a3799249e6a177af87653e17d014d1dad7ca638
Signed-off-by: default avatarYashwanth <yvulapu@codeaurora.org>
parent 5100a8e9

msm/sde/sde_crtc.c

+1 −0
Original line number Diff line number Diff line
@@ -6150,6 +6150,7 @@ static int _sde_debugfs_fence_status_show(struct seq_file *s, void *data) 
			pstate->stage);



		fence = pstate->input_fence;

		SDE_EVT32(DRMID(crtc), fence);

		if (fence)

			sde_fence_list_dump(fence, &s);

	}

msm/sde/sde_plane.c

+1 −0
Original line number Diff line number Diff line
@@ -4166,6 +4166,7 @@ static void sde_plane_destroy_state(struct drm_plane *plane, 
	/* remove ref count for fence */

	if (pstate->input_fence)

		sde_sync_put(pstate->input_fence);

	pstate->input_fence = 0;



	/* destroy value helper */

	msm_property_destroy_state(&psde->property_info, pstate,