Yang Yingliang 31834aaa4e ACPI: pfr_update: Fix return value check in pfru_write() ...

In case of error, memremap() returns NULL pointer not
ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.

Fixes: 0db89fa243 ("ACPI: Introduce Platform Firmware Runtime Update device driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Acked-by: Chen Yu <yu.c.chen@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

2022-01-06 18:53:31 +01:00

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