FAILED: patch "[PATCH] drm: Fix framebuffer leak" failed to apply to 4.9-stable tree

The patch below does not apply to the 4.9-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From: Nikhil Mahale <[email protected]>
Date: Wed, 9 Aug 2017 09:23:01 +0530
Subject: [PATCH] drm: Fix framebuffer leak

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

index 5dc8c4350602..e40c12fabbde 100644
@@ -601,6 +601,7 @@ int drm_mode_setplane(struct drm_device *dev, void *data,
 
 		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;