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powerpc/cell/axon_msi: Fix refcount leak in setup_msi_msg_address
[ Upstream commit df5d4b6 ] of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() in the error path to avoid refcount leak. Fixes: ce21b3c ("[CELL] add support for MSI on Axon-based Cell systems") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20220605065129.63906-1-linmq006@gmail.com Signed-off-by: Sasha Levin <sashal@kernel.org>
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