[PATCH next] PCI: xilinx-xdma: Fix error code in xilinx_pl_dma_pcie_init_irq_domain()

From: Harshit Mogalapalli
Date: Mon Oct 30 2023 - 03:28:20 EST


Return -ENOMEM instead of zero(success) when it fails to get IRQ domain.

Fixes: 8d786149d78c ("PCI: xilinx-xdma: Add Xilinx XDMA Root Port driver")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@xxxxxxxxxx>
---
This is found with smatch and the patch is only compile tested.
---
drivers/pci/controller/pcie-xilinx-dma-pl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pci/controller/pcie-xilinx-dma-pl.c b/drivers/pci/controller/pcie-xilinx-dma-pl.c
index 2f7d676c683c..52f3211d11cd 100644
--- a/drivers/pci/controller/pcie-xilinx-dma-pl.c
+++ b/drivers/pci/controller/pcie-xilinx-dma-pl.c
@@ -576,7 +576,7 @@ static int xilinx_pl_dma_pcie_init_irq_domain(struct pl_dma_pcie *port)
&intx_domain_ops, port);
if (!port->intx_domain) {
dev_err(dev, "Failed to get a INTx IRQ domain\n");
- return PTR_ERR(port->intx_domain);
+ return -ENOMEM;
}

irq_domain_update_bus_token(port->intx_domain, DOMAIN_BUS_WIRED);
--
2.39.3