Commit e2e5d7bf authored by Fabio Estevam's avatar Fabio Estevam Committed by Bjorn Helgaas
Browse files

PCI: armada8k: Check the return value from clk_prepare_enable() 



clk_prepare_enable() may fail, so check its return value and propagate it
in the case of error.

Signed-off-by: default avatarFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
parent 16f73eb0

drivers/pci/dwc/pcie-armada8k.c

+3 −1
Original line number Diff line number Diff line
@@ -226,7 +226,9 @@ static int armada8k_pcie_probe(struct platform_device *pdev) 
	if (IS_ERR(pcie->clk))

		return PTR_ERR(pcie->clk);



	clk_prepare_enable(pcie->clk);

	ret = clk_prepare_enable(pcie->clk);

	if (ret)

		return ret;



	/* Get the dw-pcie unit configuration/control registers base. */

	base = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl");