Remove unnecessary check for 0.

Signed-off-by: "Saheed O. Bolarinwa" <refactormys...@gmail.com>
---
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

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