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[84.0.113.134]) by smtp.gmail.com with ESMTPSA id n9sm11806540edr.46.2020.07.13.06.22.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jul 2020 06:22:44 -0700 (PDT) From: "Saheed O. Bolarinwa" To: helgaas@kernel.org, Lorenzo Pieralisi , Rob Herring , Ley Foon Tan , Marek Vasut , Yoshihiro Shimoda , Ray Jui , Scott Branden , bcm-kernel-feedback-list@broadcom.com, Toan Le , Jingoo Han , Gustavo Pimentel , Yue Wang , Kevin Hilman , Philipp Zabel Subject: [RFC PATCH 06/35] PCI: Tidy Success/Failure checks Date: Mon, 13 Jul 2020 14:22:18 +0200 Message-Id: <20200713122247.10985-7-refactormyself@gmail.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20200713122247.10985-1-refactormyself@gmail.com> References: <20200713122247.10985-1-refactormyself@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200713_092246_377909_45ADA14D X-CRM114-Status: GOOD ( 12.65 ) 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: "Saheed O. Bolarinwa" , skhan@linuxfoundation.org, linux-kernel@vger.kernel.org, rfi@lists.rocketboards.org, linux-renesas-soc@vger.kernel.org, linux-pci@vger.kernel.org, bjorn@helgaas.com, linux-amlogic@lists.infradead.org, linux-kernel-mentees@lists.linuxfoundation.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Remove unnecessary check for 0. Signed-off-by: "Saheed O. Bolarinwa" --- This patch depends on PATCH 05/35 drivers/pci/controller/dwc/pci-meson.c | 2 +- drivers/pci/controller/dwc/pcie-designware-host.c | 2 +- drivers/pci/controller/pci-xgene.c | 3 +-- drivers/pci/controller/pcie-altera.c | 4 ++-- drivers/pci/controller/pcie-iproc.c | 2 +- drivers/pci/controller/pcie-rcar-host.c | 4 ++-- 6 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-meson.c b/drivers/pci/controller/dwc/pci-meson.c index 58142f03d300..8203d5f95d28 100644 --- a/drivers/pci/controller/dwc/pci-meson.c +++ b/drivers/pci/controller/dwc/pci-meson.c @@ -390,7 +390,7 @@ static int meson_pcie_rd_own_conf(struct pcie_port *pp, int where, int size, int ret; ret = dw_pcie_read(pci->dbi_base + where, size, val); - if (ret != 0) + if (ret) return ret; /* diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index 7c97c54f787c..2dd3965365f6 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -459,7 +459,7 @@ int dw_pcie_host_init(struct pcie_port *pp) } ret = dw_pcie_rd_own_conf(pp, PCI_HEADER_TYPE, 1, &hdr_type); - if (ret != 0) { + if (ret) { dev_err(pci->dev, "Failed reading PCI_HEADER_TYPE cfg space reg (ret: 0x%x)\n", ret); ret = pcibios_err_to_errno(ret); diff --git a/drivers/pci/controller/pci-xgene.c b/drivers/pci/controller/pci-xgene.c index bf74f0a8b451..8d55cfc4ff8a 100644 --- a/drivers/pci/controller/pci-xgene.c +++ b/drivers/pci/controller/pci-xgene.c @@ -167,8 +167,7 @@ static int xgene_pcie_config_read32(struct pci_bus *bus, unsigned int devfn, { struct xgene_pcie_port *port = pcie_bus_to_port(bus); - if (pci_generic_config_read32(bus, devfn, where & ~0x3, 4, val) != - 0) + if (pci_generic_config_read32(bus, devfn, where & ~0x3, 4, val)) return PCIBIOS_DEVICE_NOT_FOUND; /* diff --git a/drivers/pci/controller/pcie-altera.c b/drivers/pci/controller/pcie-altera.c index 96f5bda32b58..9f7b12ad0c04 100644 --- a/drivers/pci/controller/pcie-altera.c +++ b/drivers/pci/controller/pcie-altera.c @@ -367,7 +367,7 @@ static int tlp_cfg_dword_write(struct altera_pcie *pcie, u8 bus, u32 devfn, value, false); ret = pcie->pcie_data->ops->tlp_read_pkt(pcie, NULL); - if (ret != 0) + if (ret) return ret; /* @@ -453,7 +453,7 @@ static int _altera_pcie_cfg_read(struct altera_pcie *pcie, u8 busno, ret = tlp_cfg_dword_read(pcie, busno, devfn, (where & ~DWORD_MASK), byte_en, &data); - if (ret != 0) + if (ret) return ret; switch (size) { diff --git a/drivers/pci/controller/pcie-iproc.c b/drivers/pci/controller/pcie-iproc.c index dac9352c0cb2..d34c9457fbe4 100644 --- a/drivers/pci/controller/pcie-iproc.c +++ b/drivers/pci/controller/pcie-iproc.c @@ -584,7 +584,7 @@ static int iproc_pcie_config_read(struct pci_bus *bus, unsigned int devfn, /* root complex access */ if (busno == 0) { ret = pci_generic_config_read32(bus, devfn, where, size, val); - if (ret == 0) + if (!ret) iproc_pcie_fix_cap(pcie, where, val); return ret; diff --git a/drivers/pci/controller/pcie-rcar-host.c b/drivers/pci/controller/pcie-rcar-host.c index 363a8630de28..2bb250c6f767 100644 --- a/drivers/pci/controller/pcie-rcar-host.c +++ b/drivers/pci/controller/pcie-rcar-host.c @@ -157,7 +157,7 @@ static int rcar_pcie_read_conf(struct pci_bus *bus, unsigned int devfn, ret = rcar_pcie_config_access(host, RCAR_PCI_ACCESS_READ, bus, devfn, where, val); - if (ret != 0) { + if (ret) { *val = 0xffffffff; return ret; } @@ -184,7 +184,7 @@ static int rcar_pcie_write_conf(struct pci_bus *bus, unsigned int devfn, ret = rcar_pcie_config_access(host, RCAR_PCI_ACCESS_READ, bus, devfn, where, &data); - if (ret != 0) + if (ret) return ret; dev_dbg(&bus->dev, "pcie-config-write: bus=%3d devfn=0x%04x where=0x%04x size=%d val=0x%08x\n", -- 2.18.2 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic