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X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [212.227.17.11 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (markus.elfring[at]web.de) 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: YueHaibing , zhong jiang , kernel-janitors@vger.kernel.org, LKML Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org From: Markus Elfring Date: Fri, 6 Sep 2019 20:40:06 +0200 Simplify these function implementations by using a known function. Generated by: scripts/coccinelle/api/ptr_ret.cocci Signed-off-by: Markus Elfring Reviewed-by: Andrew Murray --- drivers/pci/controller/dwc/pci-exynos.c | 5 +---- drivers/pci/controller/dwc/pci-meson.c | 10 ++-------- drivers/pci/controller/dwc/pcie-kirin.c | 10 ++-------- 3 files changed, 5 insertions(+), 20 deletions(-) -- 2.23.0 diff --git a/drivers/pci/controller/dwc/pci-exynos.c b/drivers/pci/controller/dwc/pci-exynos.c index cee5f2f590e2..b6ab1cc5d895 100644 --- a/drivers/pci/controller/dwc/pci-exynos.c +++ b/drivers/pci/controller/dwc/pci-exynos.c @@ -92,10 +92,7 @@ static int exynos5440_pcie_get_mem_resources(struct platform_device *pdev, res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ep->mem_res->elbi_base = devm_ioremap_resource(dev, res); - if (IS_ERR(ep->mem_res->elbi_base)) - return PTR_ERR(ep->mem_res->elbi_base); - - return 0; + return PTR_ERR_OR_ZERO(ep->mem_res->elbi_base); } static int exynos5440_pcie_get_clk_resources(struct exynos_pcie *ep) diff --git a/drivers/pci/controller/dwc/pci-meson.c b/drivers/pci/controller/dwc/pci-meson.c index e35e9eaa50ee..713059918002 100644 --- a/drivers/pci/controller/dwc/pci-meson.c +++ b/drivers/pci/controller/dwc/pci-meson.c @@ -182,10 +182,7 @@ static int meson_pcie_get_mems(struct platform_device *pdev, /* Meson SoC has two PCI controllers use same phy register*/ mp->mem_res.phy_base = meson_pcie_get_mem_shared(pdev, mp, "phy"); - if (IS_ERR(mp->mem_res.phy_base)) - return PTR_ERR(mp->mem_res.phy_base); - - return 0; + return PTR_ERR_OR_ZERO(mp->mem_res.phy_base); } static void meson_pcie_power_on(struct meson_pcie *mp) @@ -259,10 +256,7 @@ static int meson_pcie_probe_clocks(struct meson_pcie *mp) return PTR_ERR(res->general_clk); res->clk = meson_pcie_probe_clock(dev, "pcie", 0); - if (IS_ERR(res->clk)) - return PTR_ERR(res->clk); - - return 0; + return PTR_ERR_OR_ZERO(res->clk); } static inline void meson_elb_writel(struct meson_pcie *mp, u32 val, u32 reg) diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c index c19617a912bd..75b1f1dde747 100644 --- a/drivers/pci/controller/dwc/pcie-kirin.c +++ b/drivers/pci/controller/dwc/pcie-kirin.c @@ -138,10 +138,7 @@ static long kirin_pcie_get_clk(struct kirin_pcie *kirin_pcie, return PTR_ERR(kirin_pcie->apb_sys_clk); kirin_pcie->pcie_aclk = devm_clk_get(dev, "pcie_aclk"); - if (IS_ERR(kirin_pcie->pcie_aclk)) - return PTR_ERR(kirin_pcie->pcie_aclk); - - return 0; + return PTR_ERR_OR_ZERO(kirin_pcie->pcie_aclk); } static long kirin_pcie_get_resource(struct kirin_pcie *kirin_pcie, @@ -174,10 +171,7 @@ static long kirin_pcie_get_resource(struct kirin_pcie *kirin_pcie, kirin_pcie->sysctrl = syscon_regmap_lookup_by_compatible("hisilicon,hi3660-sctrl"); - if (IS_ERR(kirin_pcie->sysctrl)) - return PTR_ERR(kirin_pcie->sysctrl); - - return 0; + return PTR_ERR_OR_ZERO(kirin_pcie->sysctrl); } static int kirin_pcie_phy_init(struct kirin_pcie *kirin_pcie)