CVSROOT: /cvs
Module name: src
Changes by: [email protected] 2021/04/19 08:27:26
Modified files:
sys/dev/pci : if_iwx.c
Log message:
Multicast decryption fixes for iwx(4).
Pick the correct key for multicast frames in iwx_ccmp_decap().
Comparing the PN of a multicast frame against the last-seen PN of
the pairwise key is obviously wrong. We need to check the multicast
frame's PN against the last-seen PN of the group key.
Update crypto-offloading checks in iwx_rx_frame() to match recent
WPA1/TKIP groupcipher fixes made in athn(4).
The code inherited from iwm(4) only looked at the pairwise key, and
unlike iwx(4) and athn(4), iwm(4) only offloads pairwise crypto.
Found while investigating a question from zxystd at OpenIntelWireless.
