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[84.0.113.134]) by smtp.gmail.com with ESMTPSA id n9sm11806540edr.46.2020.07.13.06.22.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jul 2020 06:23:00 -0700 (PDT) From: "Saheed O. Bolarinwa" To: helgaas@kernel.org, Jean Delvare , Guenter Roeck Cc: "Saheed O. Bolarinwa" , bjorn@helgaas.com, skhan@linuxfoundation.org, linux-pci@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org Subject: [RFC PATCH 17/35] hwmon: (sis5595) Tidy Success/Failure checks Date: Mon, 13 Jul 2020 14:22:29 +0200 Message-Id: <20200713122247.10985-18-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> Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org Remove unnecessary check for 0. Signed-off-by: "Saheed O. Bolarinwa" --- This patch depends on PATCH 16/35 drivers/hwmon/sis5595.c | 13 ++++--------- drivers/hwmon/via686a.c | 13 ++++--------- drivers/hwmon/vt8231.c | 13 ++++--------- 3 files changed, 12 insertions(+), 27 deletions(-) diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c index 0ea174fb3048..91fdddaa4136 100644 --- a/drivers/hwmon/sis5595.c +++ b/drivers/hwmon/sis5595.c @@ -825,8 +825,7 @@ static int sis5595_pci_probe(struct pci_dev *dev, pci_write_config_word(dev, SIS5595_BASE_REG, force_addr); } - if (0 != - pci_read_config_word(dev, SIS5595_BASE_REG, &address)) { + if (pci_read_config_word(dev, SIS5595_BASE_REG, &address)) { dev_err(&dev->dev, "Failed to read ISA address\n"); return -ENODEV; } @@ -843,17 +842,13 @@ static int sis5595_pci_probe(struct pci_dev *dev, return -ENODEV; } - if (0 != - pci_read_config_byte(dev, SIS5595_ENABLE_REG, &enable)) { + if (pci_read_config_byte(dev, SIS5595_ENABLE_REG, &enable)) { dev_err(&dev->dev, "Failed to read enable register\n"); return -ENODEV; } if (!(enable & 0x80)) { - if ((0 != - pci_write_config_byte(dev, SIS5595_ENABLE_REG, - enable | 0x80)) - || (0 != - pci_read_config_byte(dev, SIS5595_ENABLE_REG, &enable)) + if ((pci_write_config_byte(dev, SIS5595_ENABLE_REG, enable | 0x80)) + || (pci_read_config_byte(dev, SIS5595_ENABLE_REG, &enable)) || (!(enable & 0x80))) { /* doesn't work for some chips! */ dev_err(&dev->dev, "Failed to enable HWM device\n"); diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c index cffea688878f..b8466e2e1435 100644 --- a/drivers/hwmon/via686a.c +++ b/drivers/hwmon/via686a.c @@ -863,12 +863,10 @@ static int via686a_pci_probe(struct pci_dev *dev, if (force_addr) { address = force_addr & ~(VIA686A_EXTENT - 1); dev_warn(&dev->dev, "Forcing ISA address 0x%x\n", address); - if (0 != - pci_write_config_word(dev, VIA686A_BASE_REG, address | 1)) + if (pci_write_config_word(dev, VIA686A_BASE_REG, address | 1)) return -ENODEV; } - if (0 != - pci_read_config_word(dev, VIA686A_BASE_REG, &val)) + if (pci_read_config_word(dev, VIA686A_BASE_REG, &val)) return -ENODEV; address = val & ~(VIA686A_EXTENT - 1); @@ -878,8 +876,7 @@ static int via686a_pci_probe(struct pci_dev *dev, return -ENODEV; } - if (0 != - pci_read_config_word(dev, VIA686A_ENABLE_REG, &val)) + if (pci_read_config_word(dev, VIA686A_ENABLE_REG, &val)) return -ENODEV; if (!(val & 0x0001)) { if (!force_addr) { @@ -890,9 +887,7 @@ static int via686a_pci_probe(struct pci_dev *dev, } dev_warn(&dev->dev, "Enabling sensors\n"); - if (0 != - pci_write_config_word(dev, VIA686A_ENABLE_REG, - val | 0x0001)) + if (pci_write_config_word(dev, VIA686A_ENABLE_REG, val | 0x0001)) return -ENODEV; } diff --git a/drivers/hwmon/vt8231.c b/drivers/hwmon/vt8231.c index cc1d24c2a2c8..ee6cd6b85f91 100644 --- a/drivers/hwmon/vt8231.c +++ b/drivers/hwmon/vt8231.c @@ -987,13 +987,11 @@ static int vt8231_pci_probe(struct pci_dev *dev, dev_warn(&dev->dev, "Forcing ISA address 0x%x\n", address); - if (0 != - pci_write_config_word(dev, VT8231_BASE_REG, address | 1)) + if (pci_write_config_word(dev, VT8231_BASE_REG, address | 1)) return -ENODEV; } - if (0 != pci_read_config_word(dev, VT8231_BASE_REG, - &val)) + if (pci_read_config_word(dev, VT8231_BASE_REG, &val)) return -ENODEV; address = val & ~(VT8231_EXTENT - 1); @@ -1002,15 +1000,12 @@ static int vt8231_pci_probe(struct pci_dev *dev, return -ENODEV; } - if (0 != pci_read_config_word(dev, VT8231_ENABLE_REG, - &val)) + if (pci_read_config_word(dev, VT8231_ENABLE_REG, &val)) return -ENODEV; if (!(val & 0x0001)) { dev_warn(&dev->dev, "enabling sensors\n"); - if (0 != - pci_write_config_word(dev, VT8231_ENABLE_REG, - val | 0x0001)) + if (pci_write_config_word(dev, VT8231_ENABLE_REG, val | 0x0001)) return -ENODEV; } -- 2.18.2