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Diffstat (limited to 'ospf6d')
-rw-r--r--ospf6d/ospf6_proto.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/ospf6d/ospf6_proto.c b/ospf6d/ospf6_proto.c
index c792aa45..d011601f 100644
--- a/ospf6d/ospf6_proto.c
+++ b/ospf6d/ospf6_proto.c
@@ -42,11 +42,10 @@ ospf6_prefix_apply_mask (struct ospf6_prefix *op)
return;
}
- if (index == 16)
- return;
-
- pnt[index] &= mask;
- index ++;
+ /* nonzero mask means no check for this byte because if it contains
+ * prefix bits it must be there for us to write */
+ if (mask)
+ pnt[index++] &= mask;
while (index < OSPF6_PREFIX_SPACE (op->prefix_length))
pnt[index++] = 0;