swh:1:snp:c2847dfd741eae21606027cf29250d1ebcd63fb4
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Tip revision: 9c763584b7c8911106bb77af7e648bef09af9d80 authored by Linus Torvalds on 20 November 2016, 21:52:19 UTC
Linux 4.9-rc6
Tip revision: 9c76358
extable.c
/*
 *  linux/arch/arm/mm/extable.c
 */
#include <linux/module.h>
#include <linux/uaccess.h>

int fixup_exception(struct pt_regs *regs)
{
	const struct exception_table_entry *fixup;

	fixup = search_exception_tables(instruction_pointer(regs));
	if (fixup) {
		regs->ARM_pc = fixup->fixup;
#ifdef CONFIG_THUMB2_KERNEL
		/* Clear the IT state to avoid nasty surprises in the fixup */
		regs->ARM_cpsr &= ~PSR_IT_MASK;
#endif
	}

	return fixup != NULL;
}
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