diff options
| author | Eric W. Biederman <ebiederm@xmission.com> | 2017-08-01 13:41:34 -0500 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2018-09-27 21:59:35 +0200 |
| commit | 15773ae938d8d93d982461990bebad6e1d7a1830 (patch) | |
| tree | 5fbe9158660b08d15773179cbd12de9eb0af7095 /arch/arc/mm | |
| parent | 4445229445273da16cc3a4928e3ba327b0301e7f (diff) | |
signal/arc: Use force_sig_fault where appropriate
Acked-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'arch/arc/mm')
| -rw-r--r-- | arch/arc/mm/fault.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/arch/arc/mm/fault.c b/arch/arc/mm/fault.c index db6913094be3..c9da6102eb4f 100644 --- a/arch/arc/mm/fault.c +++ b/arch/arc/mm/fault.c @@ -66,14 +66,12 @@ void do_page_fault(unsigned long address, struct pt_regs *regs) struct vm_area_struct *vma = NULL; struct task_struct *tsk = current; struct mm_struct *mm = tsk->mm; - siginfo_t info; + int si_code; int ret; vm_fault_t fault; int write = regs->ecr_cause & ECR_C_PROTV_STORE; /* ST/EX */ unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; - clear_siginfo(&info); - /* * We fault-in kernel-space virtual memory on-demand. The * 'reference' page table is init_mm.pgd. @@ -91,7 +89,7 @@ void do_page_fault(unsigned long address, struct pt_regs *regs) return; } - info.si_code = SEGV_MAPERR; + si_code = SEGV_MAPERR; /* * If we're in an interrupt or have no user @@ -119,7 +117,7 @@ retry: * we can handle it.. */ good_area: - info.si_code = SEGV_ACCERR; + si_code = SEGV_ACCERR; /* Handle protection violation, execute on heap or stack */ @@ -199,11 +197,7 @@ bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (user_mode(regs)) { tsk->thread.fault_address = address; - info.si_signo = SIGSEGV; - info.si_errno = 0; - /* info.si_code has been set above */ - info.si_addr = (void __user *)address; - force_sig_info(SIGSEGV, &info, tsk); + force_sig_fault(SIGSEGV, si_code, (void __user *)address, tsk); return; } @@ -238,9 +232,5 @@ do_sigbus: goto no_context; tsk->thread.fault_address = address; - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRERR; - info.si_addr = (void __user *)address; - force_sig_info(SIGBUS, &info, tsk); + force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, tsk); } |