diff options
| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2019-06-17 11:19:01 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2019-07-26 13:22:47 +0200 |
| commit | a11e2f85481c2f08b55c06467445602a2330ee5b (patch) | |
| tree | afe4709be560fe33d5d5c76ef3a0e9be7032943e /net/wireless/Kconfig | |
| parent | 612fcfd9b31f08858d2a2e1279adda367e1ade00 (diff) | |
lib80211: use crypto API ccm(aes) transform for CCMP processing
Instead of open coding the CCM aead mode in the driver, and invoking
the AES block cipher block by block, use a ccm(aes) aead transform
which already encapsulates this functionality. This is a cleaner use
of the crypto API, and permits optimized implementations to be used,
which are typically much faster and deal more efficiently with the
SIMD register file, which usually needs to be preserved/restored in
order to use special AES instructions.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Link: https://lore.kernel.org/r/20190617091901.7063-1-ard.biesheuvel@linaro.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/Kconfig')
| -rw-r--r-- | net/wireless/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig index 67f8360dfcee..63cf7131f601 100644 --- a/net/wireless/Kconfig +++ b/net/wireless/Kconfig @@ -217,6 +217,8 @@ config LIB80211_CRYPT_WEP config LIB80211_CRYPT_CCMP tristate + select CRYPTO_AES + select CRYPTO_CCM config LIB80211_CRYPT_TKIP tristate |