macintosh/macio-adb: check the return value of ioremap()

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[ Upstream commit dbaa310573 ]

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

Fixes: 36874579db ("[PATCH] powerpc: macio-adb build fix")
Reported-by: Hacash Robot <hacashRobot@santino.com>
Signed-off-by: Xie Shaowen <studentxswpy@163.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220802074148.3213659-1-studentxswpy@163.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Xie Shaowen 2022-08-02 15:41:48 +08:00 • committed by Greg Kroah-Hartman

parent 76837e7f6b

commit 65572a1316

1 changed files with 4 additions and 0 deletions

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drivers/macintosh/macio-adb.c

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