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    Subject[PATCH 4.19 75/89] nl80211: add missing attribute validation for critical protocol indication
    Date
    From: Jakub Kicinski <kuba@kernel.org>

    commit 0e1a1d853ecedc99da9d27f9f5c376935547a0e2 upstream.

    Add missing attribute validation for critical protocol fields
    to the netlink policy.

    Fixes: 5de17984898c ("cfg80211: introduce critical protocol indication from user-space")
    Signed-off-by: Jakub Kicinski <kuba@kernel.org>
    Link: https://lore.kernel.org/r/20200303051058.4089398-2-kuba@kernel.org
    Signed-off-by: Johannes Berg <johannes.berg@intel.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    net/wireless/nl80211.c | 2 ++
    1 file changed, 2 insertions(+)

    --- a/net/wireless/nl80211.c
    +++ b/net/wireless/nl80211.c
    @@ -397,6 +397,8 @@ static const struct nla_policy nl80211_p
    [NL80211_ATTR_MDID] = { .type = NLA_U16 },
    [NL80211_ATTR_IE_RIC] = { .type = NLA_BINARY,
    .len = IEEE80211_MAX_DATA_LEN },
    + [NL80211_ATTR_CRIT_PROT_ID] = { .type = NLA_U16 },
    + [NL80211_ATTR_MAX_CRIT_PROT_DURATION] = { .type = NLA_U16 },
    [NL80211_ATTR_PEER_AID] = { .type = NLA_U16 },
    [NL80211_ATTR_CH_SWITCH_COUNT] = { .type = NLA_U32 },
    [NL80211_ATTR_CH_SWITCH_BLOCK_TX] = { .type = NLA_FLAG },

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