of_graph_get_endpoint_by_regs() gets a reference to the endpoint node to read the "bus-width" property but fails to call of_node_put() to release the reference, causing a reference count leak.

Add the missing of_node_put() call to fix this.

Found via static analysis and code review.

Fixes: d284ccd8588c ("drm/bridge: sii902x: Set input bus format based on bus-width") Cc: stable@vger.kernel.org Signed-off-by: Miaoqian Lin linmq006@gmail.com --- drivers/gpu/drm/bridge/sii902x.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index d537b1d036fb..3a247ac3c7dd 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -1189,8 +1189,10 @@ static int sii902x_probe(struct i2c_client *client)

sii902x->bus_width = 24; endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); - if (endpoint) + if (endpoint) { of_property_read_u32(endpoint, "bus-width", &sii902x->bus_width); + of_node_put(endpoint); + }

endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 1, -1); if (endpoint) {