Patch "drm: Fix framebuffer leak" has been added to the 4.12-stable tree

Patch "drm: Fix framebuffer leak" has been added to the 4.12-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    drm: Fix framebuffer leak

to the 4.12-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-fix-framebuffer-leak.patch
and it can be found in the queue-4.12 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 491ab4700d1b64f5cf2f9055e01613a923df5fab Mon Sep 17 00:00:00 2001
From: Nikhil Mahale <nmahale@nvidia.com>
Date: Wed, 9 Aug 2017 09:23:01 +0530
Subject: drm: Fix framebuffer leak

From: Nikhil Mahale <nmahale@nvidia.com>

commit 491ab4700d1b64f5cf2f9055e01613a923df5fab upstream.

Do not leak framebuffer if client provided crtc id found invalid.

Signed-off-by: Nikhil Mahale <nmahale@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1502250781-5779-1-git-send-email-nmahale@nvidia.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/drm_plane.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -601,6 +601,7 @@ int drm_mode_setplane(struct drm_device
 
 		crtc = drm_crtc_find(dev, plane_req->crtc_id);
 		if (!crtc) {
+			drm_framebuffer_put(fb);
 			DRM_DEBUG_KMS("Unknown crtc ID %d\n",
 				      plane_req->crtc_id);
 			return -ENOENT;


Patches currently in stable-queue which might be from nmahale@nvidia.com are

queue-4.12/drm-fix-framebuffer-leak.patch