linux-kernel - [PATCH 2/4] staging: rtl8723bs: remove more unused encryption macros

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Date:   Fri,  7 May 2021 09:35:58 +0200
From:   Fabio Aiuto <fabioaiuto83@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: [PATCH 2/4] staging: rtl8723bs: remove more unused encryption macros

remove more unused logical macros used in removed
private aes encryption.

Signed-off-by: Fabio Aiuto <fabioaiuto83@...il.com>
---
 drivers/staging/rtl8723bs/include/rtw_security.h | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/drivers/staging/rtl8723bs/include/rtw_security.h b/drivers/staging/rtl8723bs/include/rtw_security.h
index 619d2fa4e8f2..76076c4f0763 100644
--- a/drivers/staging/rtl8723bs/include/rtw_security.h
+++ b/drivers/staging/rtl8723bs/include/rtw_security.h
@@ -248,21 +248,6 @@ struct mic_data {
 /* This is based on SHA256 implementation in LibTomCrypt that was released into
  * public domain by Tom St Denis. */
 
-/* Various logical functions */
-#define RORc(x, y) \
-(((((unsigned long) (x) & 0xFFFFFFFFUL) >> (unsigned long) ((y) & 31)) | \
-   ((unsigned long) (x) << (unsigned long) (32 - ((y) & 31)))) & 0xFFFFFFFFUL)
-#define Ch(x, y, z)       (z ^ (x & (y ^ z)))
-#define Maj(x, y, z)      (((x | y) & z) | (x & y))
-#define S(x, n)         RORc((x), (n))
-#define R(x, n)         (((x)&0xFFFFFFFFUL)>>(n))
-#define Sigma0(x)       (S(x, 2) ^ S(x, 13) ^ S(x, 22))
-#define Sigma1(x)       (S(x, 6) ^ S(x, 11) ^ S(x, 25))
-#define Gamma0(x)       (S(x, 7) ^ S(x, 18) ^ R(x, 3))
-#define Gamma1(x)       (S(x, 17) ^ S(x, 19) ^ R(x, 10))
-#ifndef MIN
-#define MIN(x, y) (((x) < (y)) ? (x) : (y))
-#endif
 int omac1_aes_128(u8 *key, u8 *data, size_t data_len, u8 *mac);
 void rtw_secmicsetkey(struct mic_data *pmicdata, u8 *key);
 void rtw_secmicappendbyte(struct mic_data *pmicdata, u8 b);
-- 
2.20.1