diff options
author | Richard Zhu <hongxing.zhu@nxp.com> | 2017-08-15 17:18:17 +0800 |
---|---|---|
committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
commit | fde0ff8c5f3db031346747e18f66283641e1fd29 (patch) | |
tree | c4a22fc03424abac2e09210d512f7c5074a8bdcf /drivers/pci/host/pci-imx6.c | |
parent | 23717e8558e2eff578db25784dd5e2055ff802cf (diff) |
MLK-16176-2 PCI: imx: get the bus clock regulator correctly
In order to make sure that get the regulator correctly.
Check the return value of devm_regulator_get().
Return value directly if it is '-EPROBE_DEFER'
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Diffstat (limited to 'drivers/pci/host/pci-imx6.c')
-rw-r--r-- | drivers/pci/host/pci-imx6.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c index a4b3706a0d61..0d24dc4b6da5 100644 --- a/drivers/pci/host/pci-imx6.c +++ b/drivers/pci/host/pci-imx6.c @@ -1865,6 +1865,8 @@ static int imx6_pcie_probe(struct platform_device *pdev) if (imx6_pcie->variant == IMX6QP) { imx6_pcie->pcie_bus_regulator = devm_regulator_get(pp->dev, "pcie-bus"); + if (PTR_ERR(imx6_pcie->pcie_bus_regulator) == -EPROBE_DEFER) + return -EPROBE_DEFER; if (IS_ERR(imx6_pcie->pcie_bus_regulator)) imx6_pcie->pcie_bus_regulator = NULL; } else { |