From: Miaoqian Lin <linmq006@xxxxxxxxx> [ Upstream commit df5d4b616ee76abc97e5bd348e22659c2b095b1c ] 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: ce21b3c9648a ("[CELL] add support for MSI on Axon-based Cell systems") Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx> Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20220605065129.63906-1-linmq006@xxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/powerpc/platforms/cell/axon_msi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c index 57c4e0e86c88..ba33140e671d 100644 --- a/arch/powerpc/platforms/cell/axon_msi.c +++ b/arch/powerpc/platforms/cell/axon_msi.c @@ -226,6 +226,7 @@ static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg) if (!prop) { dev_dbg(&dev->dev, "axon_msi: no msi-address-(32|64) properties found\n"); + of_node_put(dn); return -ENOENT; } -- 2.35.1