usb: host: ohci-ppc-of: Fix refcount leak bug
[ Upstream commit 40a959d7042bb7711e404ad2318b30e9f92c6b9b ] In ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore. Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Liang He <windhl@126.com> Link: https://lore.kernel.org/r/20220617034637.4003115-1-windhl@126.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -169,6 +169,7 @@ static int ohci_hcd_ppc_of_probe(struct platform_device *op)
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release_mem_region(res.start, 0x4);
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release_mem_region(res.start, 0x4);
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} else
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} else
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pr_debug("%s: cannot get ehci offset from fdt\n", __FILE__);
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pr_debug("%s: cannot get ehci offset from fdt\n", __FILE__);
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of_node_put(np);
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}
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}
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irq_dispose_mapping(irq);
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irq_dispose_mapping(irq);
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