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| author | Axel Lin <axel.lin@gmail.com> | 2012-07-11 09:27:54 +0800 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2012-07-16 15:26:37 +0200 |
| commit | 46b65a8fe63ece3b01d7d0c5e3bb5b9f478c44d5 (patch) | |
| tree | 5e79493ab517ea4ac97fe0ec9351d8e5dcffd250 /drivers/mfd/88pm805.c | |
| parent | e102befe7a254f7b827fecc19eba0c5af03d1bf3 (diff) | |
| download | linux-46b65a8fe63ece3b01d7d0c5e3bb5b9f478c44d5.tar.bz2 | |
mfd: Fix checking return value of 88pm8xx regmap_read()
Check the return value of regmap_read() rather than the read value.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/88pm805.c')
| -rw-r--r-- | drivers/mfd/88pm805.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/mfd/88pm805.c b/drivers/mfd/88pm805.c index d59ca6bae096..6146583589f6 100644 --- a/drivers/mfd/88pm805.c +++ b/drivers/mfd/88pm805.c @@ -192,6 +192,7 @@ static struct regmap_irq_chip pm805_irq_chip = { static int __devinit device_805_init(struct pm80x_chip *chip) { int ret = 0; + unsigned int val; struct regmap *map = chip->regmap; if (!map) { @@ -199,12 +200,12 @@ static int __devinit device_805_init(struct pm80x_chip *chip) return -EINVAL; } - regmap_read(map, PM805_CHIP_ID, &ret); + ret = regmap_read(map, PM805_CHIP_ID, &val); if (ret < 0) { dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret); goto out_irq_init; } - chip->version = ret; + chip->version = val; chip->regmap_irq_chip = &pm805_irq_chip; |