4.14-stable review patch. If anyone has any objections, please let me know.
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From: Tobias Jordan Tobias.Jordan@elektrobit.com
[ Upstream commit c795f3052b60b01e80485fad98c53e5e67d093c9 ]
Before returning, call of_node_put() for the device node returned by of_parse_phandle().
Fixes: d2a34232580a ("gpu: ipu-v3: add driver for Prefetch Resolve Engine") Signed-off-by: Tobias Jordan Tobias.Jordan@elektrobit.com Signed-off-by: Philipp Zabel p.zabel@pengutronix.de Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/ipu-v3/ipu-pre.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/gpu/ipu-v3/ipu-pre.c +++ b/drivers/gpu/ipu-v3/ipu-pre.c @@ -125,11 +125,14 @@ ipu_pre_lookup_by_phandle(struct device if (pre_node == pre->dev->of_node) { mutex_unlock(&ipu_pre_list_mutex); device_link_add(dev, pre->dev, DL_FLAG_AUTOREMOVE); + of_node_put(pre_node); return pre; } } mutex_unlock(&ipu_pre_list_mutex);
+ of_node_put(pre_node); + return NULL; }