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drm/mcde: Fix refcount leak in mcde_dsi_bind

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[ Upstream commit 3a149169e4 ]

Every iteration of for_each_available_child_of_node() decrements
the reference counter of the previous node. There is no decrement
when break out from the loop and results in refcount leak.
Add missing of_node_put() to fix this.

Fixes: 5fc537bfd0 ("drm/mcde: Add new driver for ST-Ericsson MCDE")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220525115411.65455-1-linmq006@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Miaoqian Lin
2022-05-25 15:54:11 +04:00
committed by Greg Kroah-Hartman
parent 6a43236ebc
commit f57699a9b6
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/mcde/mcde_dsi.c
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@@ -1118,6 +1118,7 @@ static int mcde_dsi_bind(struct device *dev, struct device *master,
bridge = of_drm_find_bridge(child);
if (!bridge) {
dev_err(dev, "failed to find bridge\n");
of_node_put(child);
return -EINVAL;
}
}