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ACPI: pfr_update: Fix return value check in pfru_write()
authorYang Yingliang <yangyingliang@huawei.com>
Thu, 6 Jan 2022 07:54:48 +0000 (15:54 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Thu, 6 Jan 2022 17:53:31 +0000 (18:53 +0100)
commit31834aaa4e2a26d8d1f6b36703bb35cfdb8fc98c
tree905e0d224a695b0a1fa50be074a8b57f76e72c03tree | snapshot
parent53e8558837be58c1d44d50ad87247a8c56c95c13commit | diff
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: 0db89fa243e5 ("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>
drivers/acpi/pfr_update.c diff | blob | history
Domain: System / Kernel;