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check that signum is valid correctly.

This commit is contained in:
christos 2004-12-22 18:16:47 +00:00
parent 25c67c975f
commit 5fd3b99d04
1 changed files with 6 additions and 5 deletions
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11
sys/compat/irix/irix_signal.c
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@ -1,4 +1,4 @@
/* $NetBSD: irix_signal.c,v 1.30 2004/11/15 23:28:50 christos Exp $ */
/* $NetBSD: irix_signal.c,v 1.31 2004/12/22 18:16:47 christos Exp $ */
/*-
* Copyright (c) 1994, 2001-2002 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: irix_signal.c,v 1.30 2004/11/15 23:28:50 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: irix_signal.c,v 1.31 2004/12/22 18:16:47 christos Exp $");
#include <sys/types.h>
#include <sys/signal.h>
@ -1013,9 +1013,10 @@ irix_sys_sigaction(l, v, retval)
* The signal trampoline is hence saved in the p_emuldata field
* of struct proc, in an array (one element for each signal)
*/
if (SCARG(uap, signum) < 0)
return(EINVAL);
signum = svr4_to_native_signo[SCARG(uap, signum)];
signum = SCARG(uap, signum);
if (signum < 0 || signum >= SVR4_NSIG)
return EINVAL;
signum = svr4_to_native_signo[signum];
ied = (struct irix_emuldata *)(p->p_emuldata);
#ifdef DEBUG_IRIX