summaryrefslogtreecommitdiff
path: root/net/ipv4/netlink.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4/netlink.c')
-rw-r--r--net/ipv4/netlink.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/net/ipv4/netlink.c b/net/ipv4/netlink.c
index f86bb4f06609..d8e3a1fb8e82 100644
--- a/net/ipv4/netlink.c
+++ b/net/ipv4/netlink.c
@@ -3,9 +3,10 @@
#include <linux/types.h>
#include <net/net_namespace.h>
#include <net/netlink.h>
+#include <linux/in6.h>
#include <net/ip.h>
-int rtm_getroute_parse_ip_proto(struct nlattr *attr, u8 *ip_proto,
+int rtm_getroute_parse_ip_proto(struct nlattr *attr, u8 *ip_proto, u8 family,
struct netlink_ext_ack *extack)
{
*ip_proto = nla_get_u8(attr);
@@ -13,11 +14,19 @@ int rtm_getroute_parse_ip_proto(struct nlattr *attr, u8 *ip_proto,
switch (*ip_proto) {
case IPPROTO_TCP:
case IPPROTO_UDP:
+ return 0;
case IPPROTO_ICMP:
+ if (family != AF_INET)
+ break;
+ return 0;
+#if IS_ENABLED(CONFIG_IPV6)
+ case IPPROTO_ICMPV6:
+ if (family != AF_INET6)
+ break;
return 0;
- default:
- NL_SET_ERR_MSG(extack, "Unsupported ip proto");
- return -EOPNOTSUPP;
+#endif
}
+ NL_SET_ERR_MSG(extack, "Unsupported ip proto");
+ return -EOPNOTSUPP;
}
EXPORT_SYMBOL_GPL(rtm_getroute_parse_ip_proto);