[src/trunk]: src/lib/libpthread __sigaction14(): sanity check 'sig' before us...

[jdolecek <jdolecek%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9afbc9f30381
branches:  trunk
changeset: 542431:9afbc9f30381
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Tue Jan 28 21:04:37 2003 +0000

description:
__sigaction14(): sanity check 'sig' before use, same way as sigaction1()
in kernel

diffstat:

 lib/libpthread/pthread_sig.c |  5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diffs (19 lines):

diff -r c1a33b92392b -r 9afbc9f30381 lib/libpthread/pthread_sig.c
--- a/lib/libpthread/pthread_sig.c      Tue Jan 28 20:33:25 2003 +0000
+++ b/lib/libpthread/pthread_sig.c      Tue Jan 28 21:04:37 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pthread_sig.c,v 1.5 2003/01/25 00:43:38 nathanw Exp $  */
+/*     $NetBSD: pthread_sig.c,v 1.6 2003/01/28 21:04:37 jdolecek Exp $ */
 
 /*-
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -130,6 +130,9 @@
        
        self = pthread__self();
        if (act != NULL) {
+               if (sig <= 0 || sig >= _NSIG)
+                       return (EINVAL);
+
                /* Save the information for our internal dispatch. */
                pthread_spinlock(self, &pt_sigacts_lock);
                pt_sigacts[sig] = *act;