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(parent: 70ca844) | patch
mwl8k: Avoid memcpy() over-reading of mcs.rx_mask
authorKees Cook <keescook@chromium.org>
Thu, 17 Jun 2021 04:14:31 +0000 (21:14 -0700)
committerKalle Valo <kvalo@codeaurora.org>
Tue, 22 Jun 2021 15:23:54 +0000 (18:23 +0300)
commit3f26f7665c5ddc880444e3daaecb3a46794ba3a4
tree9b49ab2031b61e40958923fe551d3a98ea4bf508tree | snapshot
parent70ca8441ebfc4412dc9d3c56409e73dba959ab34commit | diff
mwl8k: Avoid memcpy() over-reading of mcs.rx_mask

In preparation for FORTIFY_SOURCE performing compile-time and run-time
field bounds checking for memcpy(), memmove(), and memset(), avoid
intentionally reading across neighboring array fields. Use the
sub-structure address directly.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20210617041431.2168953-1-keescook@chromium.org
drivers/net/wireless/marvell/mwl8k.c diff | blob | history
Domain: System / Kernel;