diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2002-10-07 14:42:08 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2002-10-07 14:42:08 +0000 |
| commit | cb09e412187e89b5cd7cf41aedf8181f5891c3a6 (patch) | |
| tree | f223eae1df71dfc470c904b406ccaa14c155092c /sys | |
| parent | 276264b6d6880707af7f40f523f8ce860f20cefa (diff) | |
proper terminate the user stack on signal
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/hppa/hppa/machdep.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sys/arch/hppa/hppa/machdep.c b/sys/arch/hppa/hppa/machdep.c index 01827a3b744..6d1edb83f3e 100644 --- a/sys/arch/hppa/hppa/machdep.c +++ b/sys/arch/hppa/hppa/machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: machdep.c,v 1.82 2002/10/07 14:38:34 mickey Exp $ */ +/* $OpenBSD: machdep.c,v 1.83 2002/10/07 14:42:07 mickey Exp $ */ /* * Copyright (c) 1999-2002 Michael Shalayeff @@ -1211,10 +1211,10 @@ sendsig(catcher, sig, mask, code, type, val) union sigval val; { struct proc *p = curproc; - struct sigcontext *scp, ksc; struct trapframe *tf = p->p_md.md_regs; struct sigacts *psp = p->p_sigacts; - siginfo_t ksi, *sip = NULL; + struct sigcontext ksc, *scp; + siginfo_t ksi, *sip; int sss; #ifdef DEBUG @@ -1236,10 +1236,11 @@ sendsig(catcher, sig, mask, code, type, val) scp = (struct sigcontext *)tf->tf_sp; sss = sizeof(*scp); + sip = NULL; if (psp->ps_siginfo & sigmask(sig)) { initsiginfo(&ksi, sig, code, type, val); - sip = (void *)(scp + 1); - if (copyout((caddr_t)&ksi, sip, sizeof(*sip))) + sip = (siginfo_t *)(scp + 1); + if (copyout((caddr_t)&ksi, sip, sizeof(ksi))) sigexit(p, SIGILL); sss += sizeof(*sip); } @@ -1255,7 +1256,7 @@ sendsig(catcher, sig, mask, code, type, val) sigexit(p, SIGILL); sss += HPPA_FRAME_SIZE; - if (suword((caddr_t)scp + sss, 0) || + if (suword((caddr_t)scp + sss - HPPA_FRAME_SIZE, 0) || suword((caddr_t)scp + sss + HPPA_FRAME_CRP, 0)) sigexit(p, SIGILL); |