mac80211: Fix MLO address translation for multiple bss case
authorSriram R <quic_srirrama@quicinc.com>
Thu, 8 Dec 2022 04:00:50 +0000 (09:30 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 6 Feb 2023 07:06:31 +0000 (08:06 +0100)
commitea2be0ca6913d5d510e91f406d295bd4d3f184aa
treef61b2705cc9620f7107c094d8e5feef5816d88a0
parent9f31d8c889d9a4e47bfcc6c4537d0c9f89fe582c
mac80211: Fix MLO address translation for multiple bss case

[ Upstream commit fa22b51ace8aa106267636f36170e940e676809c ]

When multiple interfaces are present in the local interface
list, new skb copy is taken before rx processing except for
the first interface. The address translation happens each
time only on the original skb since the hdr pointer is not
updated properly to the newly created skb.

As a result frames start to drop in userspace when address
based checks or search fails.

Signed-off-by: Sriram R <quic_srirrama@quicinc.com>
Link: https://lore.kernel.org/r/20221208040050.25922-1-quic_srirrama@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/mac80211/rx.c