| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* | ||||
| 3 | * Based on arch/arm/mm/extable.c | ||||
| 4 | */ | ||||
| 5 | |||||
| 6 | #include <linux/extable.h> | ||||
| 7 | #include <linux/uaccess.h> | ||||
| 8 | |||||
| 9 | int fixup_exception(struct pt_regs *regs) | ||||
| 10 | { | ||||
| 11 | const struct exception_table_entry *fixup; | ||||
| 12 | |||||
| 13 | fixup = search_exception_tables(instruction_pointer(regs)); | ||||
| 14 | if (fixup) | ||||
| 15 | regs->pc = (unsigned long)&fixup->fixup + fixup->fixup; | ||||
| 16 | |||||
| 17 | return fixup != NULL; | ||||
| 18 | } | ||||