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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2019-08-01 20:39:37 +0300
committerBartosz Golaszewski <bgolaszewski@baylibre.com>2019-08-02 09:50:59 +0200
commit6dd6a2d27e5a0d192b542389f4c9a035d1b77b8e (patch)
tree4bda4e19cfd7f357a5332f22aa1a4bc16da0b39c /drivers/gpio
parent63b484c2a69a4a98a22e072ea2ad1317a85e3abf (diff)
downloadblackbird-op-linux-6dd6a2d27e5a0d192b542389f4c9a035d1b77b8e.tar.gz
blackbird-op-linux-6dd6a2d27e5a0d192b542389f4c9a035d1b77b8e.zip
gpio: pca953x: Remove explicit comparison with 0
There is no need to explicitly compare return code with 0. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-pca953x.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index aaba0b394d2f..454bbe2fb41f 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -850,12 +850,12 @@ static int device_pca95xx_init(struct pca953x_chip *chip, u32 invert)
ret = regcache_sync_region(chip->regmap, chip->regs->output,
chip->regs->output + NBANK(chip));
- if (ret != 0)
+ if (ret)
goto out;
ret = regcache_sync_region(chip->regmap, chip->regs->direction,
chip->regs->direction + NBANK(chip));
- if (ret != 0)
+ if (ret)
goto out;
/* set platform specific polarity inversion */
@@ -1061,14 +1061,14 @@ static int pca953x_regcache_sync(struct device *dev)
*/
ret = regcache_sync_region(chip->regmap, chip->regs->direction,
chip->regs->direction + NBANK(chip));
- if (ret != 0) {
+ if (ret) {
dev_err(dev, "Failed to sync GPIO dir registers: %d\n", ret);
return ret;
}
ret = regcache_sync_region(chip->regmap, chip->regs->output,
chip->regs->output + NBANK(chip));
- if (ret != 0) {
+ if (ret) {
dev_err(dev, "Failed to sync GPIO out registers: %d\n", ret);
return ret;
}
@@ -1077,7 +1077,7 @@ static int pca953x_regcache_sync(struct device *dev)
if (chip->driver_data & PCA_PCAL) {
ret = regcache_sync_region(chip->regmap, PCAL953X_IN_LATCH,
PCAL953X_IN_LATCH + NBANK(chip));
- if (ret != 0) {
+ if (ret) {
dev_err(dev, "Failed to sync INT latch registers: %d\n",
ret);
return ret;
@@ -1085,7 +1085,7 @@ static int pca953x_regcache_sync(struct device *dev)
ret = regcache_sync_region(chip->regmap, PCAL953X_INT_MASK,
PCAL953X_INT_MASK + NBANK(chip));
- if (ret != 0) {
+ if (ret) {
dev_err(dev, "Failed to sync INT mask registers: %d\n",
ret);
return ret;
@@ -1117,7 +1117,7 @@ static int pca953x_resume(struct device *dev)
if (!atomic_read(&chip->wakeup_path)) {
ret = regulator_enable(chip->regulator);
- if (ret != 0) {
+ if (ret) {
dev_err(dev, "Failed to enable regulator: %d\n", ret);
return 0;
}
@@ -1130,7 +1130,7 @@ static int pca953x_resume(struct device *dev)
return ret;
ret = regcache_sync(chip->regmap);
- if (ret != 0) {
+ if (ret) {
dev_err(dev, "Failed to restore register map: %d\n", ret);
return ret;
}
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