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-rw-r--r--proto/bgp/packets.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/proto/bgp/packets.c b/proto/bgp/packets.c
index 42064332..649d8078 100644
--- a/proto/bgp/packets.c
+++ b/proto/bgp/packets.c
@@ -244,7 +244,7 @@ bgp_encode_prefixes(struct bgp_proto *p, byte *w, struct bgp_bucket *buck, unsig
ip_addr a;
int bytes;
- while (!EMPTY_LIST(buck->prefixes) && remains >= (1+sizeof(ip_addr)))
+ while (!EMPTY_LIST(buck->prefixes) && (remains >= (5+sizeof(ip_addr))))
{
struct bgp_prefix *px = SKIP_BACK(struct bgp_prefix, bucket_node, HEAD(buck->prefixes));
DBG("\tDequeued route %I/%d\n", px->n.prefix, px->n.pxlen);
@@ -253,6 +253,7 @@ bgp_encode_prefixes(struct bgp_proto *p, byte *w, struct bgp_bucket *buck, unsig
{
put_u32(w, px->path_id);
w += 4;
+ remains -= 4;
}
*w++ = px->n.pxlen;