diff options
Diffstat (limited to 'sys/arch/arm/arm/sig_machdep.c')
| -rw-r--r-- | sys/arch/arm/arm/sig_machdep.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/sys/arch/arm/arm/sig_machdep.c b/sys/arch/arm/arm/sig_machdep.c index 43e9eabc20f..faa4a8358d3 100644 --- a/sys/arch/arm/arm/sig_machdep.c +++ b/sys/arch/arm/arm/sig_machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sig_machdep.c,v 1.18 2018/07/10 04:19:59 guenther Exp $ */ +/* $OpenBSD: sig_machdep.c,v 1.19 2020/11/08 20:37:22 mpi Exp $ */ /* $NetBSD: sig_machdep.c,v 1.22 2003/10/08 00:28:41 thorpej Exp $ */ /* @@ -74,7 +74,7 @@ process_frame(struct proc *p) * signal mask, the stack, and the frame pointer, it returns to the * user specified pc. */ -void +int sendsig(sig_t catcher, int sig, sigset_t mask, const siginfo_t *ksip) { struct proc *p = curproc; @@ -145,14 +145,8 @@ sendsig(sig_t catcher, int sig, sigset_t mask, const siginfo_t *ksip) } frame.sf_sc.sc_cookie = (long)&fp->sf_sc ^ p->p_p->ps_sigcookie; - if (copyout(&frame, fp, sizeof(frame)) != 0) { - /* - * Process has trashed its stack; give it an illegal - * instruction to halt it in its tracks. - */ - sigexit(p, SIGILL); - /* NOTREACHED */ - } + if (copyout(&frame, fp, sizeof(frame)) != 0) + return 1; /* * Build context to run handler in. We invoke the handler @@ -163,8 +157,10 @@ sendsig(sig_t catcher, int sig, sigset_t mask, const siginfo_t *ksip) tf->tf_r2 = (register_t)frame.sf_scp; tf->tf_pc = (register_t)frame.sf_handler; tf->tf_usr_sp = (register_t)fp; - + tf->tf_usr_lr = p->p_p->ps_sigcode; + + return 0; } /* |