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mfd: sta2x11-mfd: Fix return value check in sta2x11_mfd_platform_probe()

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In case of error, the function devm_regmap_init_mmio() returns
ERR_PTR() and never returns NULL. The NULL test in the return
value check should be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Wei Yongjun 2013-12-07 14:03:00 +08:00 committed by Lee Jones
parent 328fe79cac
commit ec9e4ba67e
1 changed files with 1 additions and 1 deletions
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2
drivers/mfd/sta2x11-mfd.c
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@ -339,7 +339,7 @@ static int sta2x11_mfd_platform_probe(struct platform_device *dev,
regmap_config->cache_type = REGCACHE_NONE;
mfd->regmap[index] = devm_regmap_init_mmio(&dev->dev, mfd->regs[index],
regmap_config);
WARN_ON(!mfd->regmap[index]);
WARN_ON(IS_ERR(mfd->regmap[index]));
return 0;
}