A zero prefix length is used to match any IP address, which is useful
for defining default routes.
Signed-off-by: Justin Pettit <jpet...@ovn.org>
---
lib/packets.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/lib/packets.c b/lib/packets.c
index 6a55d6f..ecb5339 100644
--- a/lib/packets.c
+++ b/lib/packets.c
@@ -442,9 +442,9 @@ ip_parse_masked_len(const char *s, int *n, ovs_be32 *ip,
/* OK. */
} else if (ovs_scan_len(s, n, IP_SCAN_FMT"/%d",
IP_SCAN_ARGS(ip), &prefix)) {
- if (prefix <= 0 || prefix > 32) {
- return xasprintf("%s: network prefix bits not between 0 and "
- "32", s);
+ if (prefix < 0 || prefix > 32) {
+ return xasprintf("%s: IPv4 network prefix bits not between 0 and "
+ "31, inclusive", s);
}
*mask = be32_prefix_mask(prefix);
} else if (ovs_scan_len(s, n, IP_SCAN_FMT, IP_SCAN_ARGS(ip))) {
@@ -533,9 +533,9 @@ ipv6_parse_masked_len(const char *s, int *n, struct
in6_addr *ip,
if (ovs_scan_len(s, n, " "IPV6_SCAN_FMT, ipv6_s)
&& ipv6_parse(ipv6_s, ip)) {
if (ovs_scan_len(s, n, "/%d", &prefix)) {
- if (prefix <= 0 || prefix > 128) {
+ if (prefix < 0 || prefix > 128) {
return xasprintf("%s: IPv6 network prefix bits not between 0 "
- "and 128", s);
+ "and 127, inclusive", s);
}
*mask = ipv6_create_mask(prefix);
} else if (ovs_scan_len(s, n, "/"IPV6_SCAN_FMT, ipv6_s)) {
--
1.9.1
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