On Tue, 2 Aug 2022 15:41:48 +0800, studentxswpy@163.com wrote:

From: Xie Shaowen <redacted>

The function ioremap() in macio_init() can fail, so
its return value should be checked.

Applied to powerpc/next.

[1/1] mm: check the return value of ioremap() in macio_init()
      https://git.kernel.org/powerpc/c/dbaa3105736d4d73063ea0a3b01cd7fafce924e6

cheers