From 11a61a8602812c024d8c404193ce1654ee3b8f08 Mon Sep 17 00:00:00 2001 From: Fengguang Wu Date: Sat, 4 Feb 2017 09:35:32 +0800 Subject: PCI: dwc: Use PTR_ERR_OR_ZERO to simplify code Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR to avoid the following warnings found by scripts/coccinelle/api/ptr_ret.cocci: drivers/pci/dwc/pcie-qcom.c:215:1-3: WARNING: PTR_ERR_OR_ZERO can be used drivers/pci/dwc/pcie-qcom.c:247:1-3: WARNING: PTR_ERR_OR_ZERO can be used drivers/pci/dwc/pcie-qcom.c:481:1-3: WARNING: PTR_ERR_OR_ZERO can be used Signed-off-by: Fengguang Wu Signed-off-by: Bjorn Helgaas CC: Kishon Vijay Abraham I --- drivers/pci/dwc/pcie-qcom.c | 15 +++------------ 1 file changed, 3 insertions(+), 12 deletions(-) (limited to 'drivers/pci/dwc') diff --git a/drivers/pci/dwc/pcie-qcom.c b/drivers/pci/dwc/pcie-qcom.c index 734ba0d4a5c8..1ecff2e07771 100644 --- a/drivers/pci/dwc/pcie-qcom.c +++ b/drivers/pci/dwc/pcie-qcom.c @@ -212,10 +212,7 @@ static int qcom_pcie_get_resources_v0(struct qcom_pcie *pcie) return PTR_ERR(res->por_reset); res->phy_reset = devm_reset_control_get(dev, "phy"); - if (IS_ERR(res->phy_reset)) - return PTR_ERR(res->phy_reset); - - return 0; + return PTR_ERR_OR_ZERO(res->phy_reset); } static int qcom_pcie_get_resources_v1(struct qcom_pcie *pcie) @@ -244,10 +241,7 @@ static int qcom_pcie_get_resources_v1(struct qcom_pcie *pcie) return PTR_ERR(res->slave_bus); res->core = devm_reset_control_get(dev, "core"); - if (IS_ERR(res->core)) - return PTR_ERR(res->core); - - return 0; + return PTR_ERR_OR_ZERO(res->core); } static void qcom_pcie_deinit_v0(struct qcom_pcie *pcie) @@ -478,10 +472,7 @@ static int qcom_pcie_get_resources_v2(struct qcom_pcie *pcie) return PTR_ERR(res->slave_clk); res->pipe_clk = devm_clk_get(dev, "pipe"); - if (IS_ERR(res->pipe_clk)) - return PTR_ERR(res->pipe_clk); - - return 0; + return PTR_ERR_OR_ZERO(res->pipe_clk); } static int qcom_pcie_init_v2(struct qcom_pcie *pcie) -- cgit v1.2.3-55-g7522