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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2016-07-14 12:10:46 +0200
committerBjorn Helgaas <bhelgaas@google.com>2016-07-25 19:28:12 +0200
commitcec6dba24b42fec76820d0ad01b6480c9c81d764 (patch)
tree157176eaf66a217f27e8b5da96bcdca9bb4ceaf4
parentLinux 4.7-rc2 (diff)
downloadlinux-cec6dba24b42fec76820d0ad01b6480c9c81d764.tar.xz
linux-cec6dba24b42fec76820d0ad01b6480c9c81d764.zip
PCI: xilinx: Fix return value in case of error
In xilinx_pcie_init_irq_domain(), the pattern used to check and return error is: if (!var) { dev_err(...); return PTR_ERR(var); } So the returned value in case of error is always 0, which means 'success'. Change it to return -ENODEV instead. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Sören Brinkmann <soren.brinkmann@xilinx.com>
-rw-r--r--drivers/pci/host/pcie-xilinx.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
index 65f0fe0c2eaf..45413b2dbd5d 100644
--- a/drivers/pci/host/pcie-xilinx.c
+++ b/drivers/pci/host/pcie-xilinx.c
@@ -550,7 +550,7 @@ static int xilinx_pcie_init_irq_domain(struct xilinx_pcie_port *port)
pcie_intc_node = of_get_next_child(node, NULL);
if (!pcie_intc_node) {
dev_err(dev, "No PCIe Intc node found\n");
- return PTR_ERR(pcie_intc_node);
+ return -ENODEV;
}
port->irq_domain = irq_domain_add_linear(pcie_intc_node, 4,
@@ -558,7 +558,7 @@ static int xilinx_pcie_init_irq_domain(struct xilinx_pcie_port *port)
port);
if (!port->irq_domain) {
dev_err(dev, "Failed to get a INTx IRQ domain\n");
- return PTR_ERR(port->irq_domain);
+ return -ENODEV;
}
/* Setup MSI */
@@ -569,7 +569,7 @@ static int xilinx_pcie_init_irq_domain(struct xilinx_pcie_port *port)
&xilinx_pcie_msi_chip);
if (!port->irq_domain) {
dev_err(dev, "Failed to get a MSI IRQ domain\n");
- return PTR_ERR(port->irq_domain);
+ return -ENODEV;
}
xilinx_pcie_enable_msi(port);