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gpu: ipu-v3: prg: fix device node leak in ipu_prg_lookup_by_phandle

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[ Upstream commit 3addaba8141bc6a4f649a48f46e552af32922147 ]

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

Fixes: ea9c260514c1 ("gpu: ipu-v3: add driver for Prefetch Resolve Gasket")
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>
This commit is contained in:
Tobias Jordan 2018-02-15 15:35:30 +01:00 committed by Greg Kroah-Hartman
parent 9ccb1d53c6
commit 3ed913b61e
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/ipu-v3/ipu-prg.c
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@ -101,11 +101,14 @@ ipu_prg_lookup_by_phandle(struct device *dev, const char *name, int ipu_id)
mutex_unlock(&ipu_prg_list_mutex);
device_link_add(dev, prg->dev, DL_FLAG_AUTOREMOVE);
prg->id = ipu_id;
of_node_put(prg_node);
return prg;
}
}
mutex_unlock(&ipu_prg_list_mutex);
of_node_put(prg_node);
return NULL;
}