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gpu: ipu-v3: pre: fix device node leak in ipu_pre_lookup_by_phandle

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Before returning, call of_node_put() for the device node returned by
of_parse_phandle().

Fixes: d2a3423258 ("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>
This commit is contained in:
Tobias Jordan 2018-02-15 15:34:55 +01:00 committed by Philipp Zabel
parent 6d36b7fec6
commit c795f3052b
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/ipu-v3/ipu-pre.c
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@ -129,11 +129,14 @@ ipu_pre_lookup_by_phandle(struct device *dev, const char *name, int index)
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;
}