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authorbrian <brian@openbsd.org>2001-07-07 13:12:57 +0000
committerbrian <brian@openbsd.org>2001-07-07 13:12:57 +0000
commit2d5fb125dc50ae4492d14853a244bc7f45227e42 (patch)
treea2fe5b0f60c2be72cfc389604aceaedcdb548b5f
parentOn 2nd though, pci_conf_read returns host-ordered words. (diff)
downloadwireguard-openbsd-2d5fb125dc50ae4492d14853a244bc7f45227e42.tar.xz
wireguard-openbsd-2d5fb125dc50ae4492d14853a244bc7f45227e42.zip
Don't try to dereference the -1th ccp algorithm array entry when we
open CCP with no algorithm.
-rw-r--r--usr.sbin/ppp/ppp/ccp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/usr.sbin/ppp/ppp/ccp.c b/usr.sbin/ppp/ppp/ccp.c
index d8c8120ff9c..a5a6581dc35 100644
--- a/usr.sbin/ppp/ppp/ccp.c
+++ b/usr.sbin/ppp/ppp/ccp.c
@@ -25,7 +25,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * $OpenBSD: ccp.c,v 1.22 2001/07/07 03:08:49 brian Exp $
+ * $OpenBSD: ccp.c,v 1.23 2001/07/07 13:12:57 brian Exp $
*/
#include <sys/param.h>
@@ -306,7 +306,7 @@ ccp_Required(struct ccp *ccp)
int
ccp_MTUOverhead(struct ccp *ccp)
{
- if (ccp->fsm.state == ST_OPENED)
+ if (ccp->fsm.state == ST_OPENED && ccp->out.algorithm >= 0)
return algorithm[ccp->out.algorithm]->o.MTUOverhead;
return 0;