diff options
Diffstat (limited to 'arch/arm64/mm/fault.c')
-rw-r--r-- | arch/arm64/mm/fault.c | 41 |
1 files changed, 10 insertions, 31 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 50b30ff30de4..86fe70d8722f 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -625,8 +625,8 @@ static int do_bad(unsigned long addr, unsigned int esr, struct pt_regs *regs) static int do_sea(unsigned long addr, unsigned int esr, struct pt_regs *regs) { - struct siginfo info; const struct fault_info *inf; + void __user *siaddr; inf = esr_to_fault_info(esr); @@ -645,15 +645,11 @@ static int do_sea(unsigned long addr, unsigned int esr, struct pt_regs *regs) nmi_exit(); } - clear_siginfo(&info); - info.si_signo = inf->sig; - info.si_errno = 0; - info.si_code = inf->code; if (esr & ESR_ELx_FnV) - info.si_addr = NULL; + siaddr = NULL; else - info.si_addr = (void __user *)addr; - arm64_notify_die(inf->name, regs, &info, esr); + siaddr = (void __user *)addr; + arm64_notify_die(inf->name, regs, inf->sig, inf->code, siaddr, esr); return 0; } @@ -734,7 +730,6 @@ asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs) { const struct fault_info *inf = esr_to_fault_info(esr); - struct siginfo info; if (!inf->fn(addr, esr, regs)) return; @@ -745,12 +740,8 @@ asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, show_pte(addr); } - clear_siginfo(&info); - info.si_signo = inf->sig; - info.si_errno = 0; - info.si_code = inf->code; - info.si_addr = (void __user *)addr; - arm64_notify_die(inf->name, regs, &info, esr); + arm64_notify_die(inf->name, regs, + inf->sig, inf->code, (void __user *)addr, esr); } asmlinkage void __exception do_el0_irq_bp_hardening(void) @@ -780,20 +771,14 @@ asmlinkage void __exception do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs) { - struct siginfo info; - if (user_mode(regs)) { if (instruction_pointer(regs) > TASK_SIZE) arm64_apply_bp_hardening(); local_irq_enable(); } - clear_siginfo(&info); - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRALN; - info.si_addr = (void __user *)addr; - arm64_notify_die("SP/PC alignment exception", regs, &info, esr); + arm64_notify_die("SP/PC alignment exception", regs, + SIGBUS, BUS_ADRALN, (void __user *)addr, esr); } int __init early_brk64(unsigned long addr, unsigned int esr, @@ -847,14 +832,8 @@ asmlinkage int __exception do_debug_exception(unsigned long addr, if (!inf->fn(addr, esr, regs)) { rv = 1; } else { - struct siginfo info; - - clear_siginfo(&info); - info.si_signo = inf->sig; - info.si_errno = 0; - info.si_code = inf->code; - info.si_addr = (void __user *)addr; - arm64_notify_die(inf->name, regs, &info, esr); + arm64_notify_die(inf->name, regs, + inf->sig, inf->code, (void __user *)addr, esr); rv = 0; } |