From 0a996c1a3f260ba6fe1201a668d31fa8d8339793 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Tue, 18 Sep 2018 01:16:39 +0200 Subject: signal/x86: Use force_sig_fault where appropriate Reviewed-by: Thomas Gleixner Signed-off-by: "Eric W. Biederman" --- arch/x86/entry/vsyscall/vsyscall_64.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) (limited to 'arch/x86/entry/vsyscall') diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c index 82ed001e8909..85fd85d52ffd 100644 --- a/arch/x86/entry/vsyscall/vsyscall_64.c +++ b/arch/x86/entry/vsyscall/vsyscall_64.c @@ -100,20 +100,13 @@ static bool write_ok_or_segv(unsigned long ptr, size_t size) */ if (!access_ok(VERIFY_WRITE, (void __user *)ptr, size)) { - siginfo_t info; struct thread_struct *thread = ¤t->thread; thread->error_code = 6; /* user fault, no page, write */ thread->cr2 = ptr; thread->trap_nr = X86_TRAP_PF; - clear_siginfo(&info); - info.si_signo = SIGSEGV; - info.si_errno = 0; - info.si_code = SEGV_MAPERR; - info.si_addr = (void __user *)ptr; - - force_sig_info(SIGSEGV, &info, current); + force_sig_fault(SIGSEGV, SEGV_MAPERR, (void __user *)ptr, current); return false; } else { return true; -- cgit v1.2.3