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platform/x86: intel_pmc_ipc: Propagate error from kstrtoul()

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kstrtoul() already returns negative error if the input was not valid so
return it directly.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Mika Westerberg 2020-01-22 19:46:18 +03:00 committed by Andy Shevchenko
parent 1e3872ccda
commit fc07ac6449
1 changed files with 3 additions and 2 deletions
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5
drivers/platform/x86/intel_pmc_ipc.c
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@ -512,8 +512,9 @@ static ssize_t intel_pmc_ipc_northpeak_store(struct device *dev,
int subcmd;
int ret;
if (kstrtoul(buf, 0, &val))
return -EINVAL;
ret = kstrtoul(buf, 0, &val);
if (ret)
return ret;
if (val)
subcmd = 1;