diff options
| author | archie <archie@FreeBSD.org> | 2000-10-06 20:36:17 +0000 |
|---|---|---|
| committer | archie <archie@FreeBSD.org> | 2000-10-06 20:36:17 +0000 |
| commit | 79dad751f1740b5fe1b1bda4b26f5a8813103804 (patch) | |
| tree | b3f2fae7720f7b07bca567f731b89ee485f8b1dd /sys/netgraph/ng_ppp.c | |
| parent | 6cb9b73b378845635fbbf60f77bf7110db90de5c (diff) | |
| download | FreeBSD-src-79dad751f1740b5fe1b1bda4b26f5a8813103804.zip FreeBSD-src-79dad751f1740b5fe1b1bda4b26f5a8813103804.tar.gz | |
Fix bug in handling of multi-link sequence numbers.
Reported by: Becca Anderson <becca@worldint.com>
Diffstat (limited to 'sys/netgraph/ng_ppp.c')
| -rw-r--r-- | sys/netgraph/ng_ppp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/netgraph/ng_ppp.c b/sys/netgraph/ng_ppp.c index 846002b..a179236 100644 --- a/sys/netgraph/ng_ppp.c +++ b/sys/netgraph/ng_ppp.c @@ -103,8 +103,10 @@ ((s) | ~MP_LONG_SEQ_MASK) : (s)) /* Comparision of MP sequence numbers */ -#define MP_SHORT_SEQ_DIFF(x,y) (MP_SHORT_EXTEND(x) - MP_SHORT_EXTEND(y)) -#define MP_LONG_SEQ_DIFF(x,y) (MP_LONG_EXTEND(x) - MP_LONG_EXTEND(y)) +#define MP_SHORT_SEQ_DIFF(x,y) \ + (MP_SHORT_EXTEND(((x) & MP_SHORT_SEQ_MASK) - ((y) & MP_SHORT_SEQ_MASK))) +#define MP_LONG_SEQ_DIFF(x,y) \ + (MP_LONG_EXTEND(((x) & MP_LONG_SEQ_MASK) - ((y) & MP_LONG_SEQ_MASK))) #define MP_SEQ_DIFF(priv,x,y) ((priv)->conf.recvShortSeq ? \ MP_SHORT_SEQ_DIFF((x), (y)) : \ |
