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hp_accel: Silence an uninitialized variable warning

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If acpi_evaluate_integer() fails then "lret" isn't initialized.  I've
tweaked the error handling to avoid this issue.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
This commit is contained in:
Dan Carpenter 2016-04-15 17:47:20 +03:00 • committed by Darren Hart
parent 330a106508
commit ff22b4806d
1 changed files with 3 additions and 1 deletions
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4
drivers/platform/x86/hp_accel.c
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@ -127,8 +127,10 @@ static int lis3lv02d_acpi_read(struct lis3lv02d *lis3, int reg, u8 *ret)
arg0.integer.value = reg;
status = acpi_evaluate_integer(dev->handle, "ALRD", &args, &lret);
if (ACPI_FAILURE(status))
return -EINVAL;
*ret = lret;
return (status != AE_OK) ? -EINVAL : 0;
return 0;
}
/**