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Commit b5754293 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by Greg Kroah-Hartman
Browse files

nl80211: add missing attribute validation for channel switch 



commit 5cde05c61cbe13cbb3fa66d52b9ae84f7975e5e6 upstream.

Add missing attribute validation for NL80211_ATTR_OPER_CLASS
to the netlink policy.

Fixes: 1057d35e ("cfg80211: introduce TDLS channel switch commands")
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20200303051058.4089398-4-kuba@kernel.org


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5bd0ee57

net/wireless/nl80211.c

+1 −0
Original line number Diff line number Diff line
@@ -564,6 +564,7 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { 
		NLA_POLICY_MAX(NLA_U8, IEEE80211_NUM_UPS - 1),

	[NL80211_ATTR_ADMITTED_TIME] = { .type = NLA_U16 },

	[NL80211_ATTR_SMPS_MODE] = { .type = NLA_U8 },

	[NL80211_ATTR_OPER_CLASS] = { .type = NLA_U8 },

	[NL80211_ATTR_MAC_MASK] = {

		.type = NLA_EXACT_LEN_WARN,

		.len = ETH_ALEN