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Message-Id: <20180508074008.683243248@linuxfoundation.org>
Date: Tue, 8 May 2018 10:10:49 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Thomas Hellstrom <thellstrom@...are.com>,
Deepak Rawat <drawat@...are.com>,
Sinclair Yeh <syeh@...are.com>
Subject: [PATCH 4.14 30/43] drm/vmwgfx: Fix a buffer object leak
4.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Thomas Hellstrom <thellstrom@...are.com>
commit 13f149d47392782baafd96d54d4e65f3b5ca342f upstream.
A buffer object leak was introduced when fixing a premature buffer
object release. Fix this.
Cc: <stable@...r.kernel.org>
Fixes: 73a88250b709 ("Fix a destoy-while-held mutex problem.")
Signed-off-by: Thomas Hellstrom <thellstrom@...are.com>
Reviewed-by: Deepak Rawat <drawat@...are.com>
Reviewed-by: Sinclair Yeh <syeh@...are.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.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
@@ -2612,6 +2612,7 @@ 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);
}
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