Mesh path nexthop should be a ethernet address, but current validation checks against 4 byte integers. Fixes: 2ec600d672e74 ("nl80211/cfg80211: support for mesh, sta dumping") Signed-off-by: Markus Theil <markus.theil@xxxxxxxxxxxxx> --- net/wireless/nl80211.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index d1451e731bb8..7186cb653c75 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -393,7 +393,7 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_MNTR_FLAGS] = { /* NLA_NESTED can't be empty */ }, [NL80211_ATTR_MESH_ID] = { .type = NLA_BINARY, .len = IEEE80211_MAX_MESH_ID_LEN }, - [NL80211_ATTR_MPATH_NEXT_HOP] = { .type = NLA_U32 }, + [NL80211_ATTR_MPATH_NEXT_HOP] = NLA_POLICY_ETH_ADDR_COMPAT, [NL80211_ATTR_REG_ALPHA2] = { .type = NLA_STRING, .len = 2 }, [NL80211_ATTR_REG_RULES] = { .type = NLA_NESTED }, -- 2.23.0