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In ras_interrupt_handler(), binary search end was set to the size of
the ras_interrupt_mappings array, which would cause out of bound
access when the input intr_raw is larger than all the elements in
ras_interrupt_mappings.
Signed-off-by: Heyi Guo <guoheyi@linux.alibaba.com>
Change-Id: Id2cff73177134b09d4d8beb596c3429b98ec5066