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The function ioremap() in gic_of_init() can fail, so
its return value should be checked.
Reported-by: Hacash Robot <hacashRobot@santino.com>
Signed-off-by: William Dean <williamsukatube@163.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220723100128.2964304-1-williamsukatube@163.com