[PATCH 6.13 463/623] PCI: rockchip-ep: Fix error code in rockchip_pcie_ep_init_ob_mem()

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6.13-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

[ Upstream commit 7ca288760007cab6588dc17f5b6fecf52c83a945 ]

Return -ENOMEM if pci_epc_mem_alloc_addr() fails.  Don't return success.

Link: https://lore.kernel.org/r/Z014ylYz_xrrgI4W@stanley.mountain
Fixes: 945648019466 ("PCI: rockchip-ep: Refactor rockchip_pcie_ep_probe() memory allocations")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@xxxxxxxxxx>
Reviewed-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Reviewed-by: Niklas Cassel <cassel@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/pci/controller/pcie-rockchip-ep.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
index 4f978a17fdbba..85ea36df2f59a 100644
--- a/drivers/pci/controller/pcie-rockchip-ep.c
+++ b/drivers/pci/controller/pcie-rockchip-ep.c
@@ -788,6 +788,7 @@ static int rockchip_pcie_ep_init_ob_mem(struct rockchip_pcie_ep *ep)
 						  SZ_1M);
 	if (!ep->irq_cpu_addr) {
 		dev_err(dev, "failed to reserve memory space for MSI\n");
+		err = -ENOMEM;
 		goto err_epc_mem_exit;
 	}
 
-- 
2.39.5







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