4.4-stable review patch. If anyone has any objections, please let me know.
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From: Thomas Hellstrom thellstrom@vmware.com
commit 13f149d47392782baafd96d54d4e65f3b5ca342f upstream.
A buffer object leak was introduced when fixing a premature buffer object release. Fix this.
Cc: stable@vger.kernel.org Fixes: 73a88250b709 ("Fix a destoy-while-held mutex problem.") Signed-off-by: Thomas Hellstrom thellstrom@vmware.com Reviewed-by: Deepak Rawat drawat@vmware.com Reviewed-by: Sinclair Yeh syeh@vmware.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -1991,6 +1991,7 @@ void vmw_kms_helper_resource_finish(stru vmw_kms_helper_buffer_finish(res->dev_priv, NULL, ctx->buf, out_fence, NULL);
+ vmw_dmabuf_unreference(&ctx->buf); vmw_resource_unreserve(res, false, NULL, 0); mutex_unlock(&res->dev_priv->cmdbuf_mutex); }