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Commit 77dfc2bc authored by Xing Song's avatar Xing Song Committed by Johannes Berg
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mac80211: do not access the IV when it was stripped



ieee80211_get_keyid() will return false value if IV has been stripped,
such as return 0 for IP/ARP frames due to LLC header, and return -EINVAL
for disassociation frames due to its length... etc. Don't try to access
it if it's not present.

Signed-off-by: default avatarXing Song <xing.song@mediatek.com>
Link: https://lore.kernel.org/r/20211101024657.143026-1-xing.song@mediatek.com


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent ce6b6974
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