From b35105a3a32343ecdd777497a300a7680f15bf08 Mon Sep 17 00:00:00 2001 From: Nishka Dasgupta Date: Fri, 2 Aug 2019 12:12:12 +0530 Subject: [PATCH] staging: rtl8712: r8712_aes_decrypt(): Change return type Change return type of r8712_aes_decrypt from u8 to void as its return value is never checked. Modify return statements accordingly. Signed-off-by: Nishka Dasgupta Link: https://lore.kernel.org/r/20190802064212.30476-9-nishkadg.linux@gmail.com Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8712/rtl871x_security.c | 7 ++----- drivers/staging/rtl8712/rtl871x_security.h | 2 +- 2 files changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/staging/rtl8712/rtl871x_security.c b/drivers/staging/rtl8712/rtl871x_security.c index bf55a697dd5f..73e3d5ef3af2 100644 --- a/drivers/staging/rtl8712/rtl871x_security.c +++ b/drivers/staging/rtl8712/rtl871x_security.c @@ -1341,7 +1341,7 @@ static void aes_decipher(u8 *key, uint hdrlen, /* compare the mic */ } -u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe) +void r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe) { /* exclude ICV */ /* Intermediate Buffers */ sint length; @@ -1364,7 +1364,7 @@ u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe) prwskey = &psecuritypriv->XGrpKey[ ((idx >> 6) & 0x3) - 1].skey[0]; if (!psecuritypriv->binstallGrpkey) - return _FAIL; + return; } else { prwskey = &stainfo->x_UncstKey.skey[0]; @@ -1374,11 +1374,8 @@ u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe) prxattrib->iv_len; aes_decipher(prwskey, prxattrib->hdrlen, pframe, length); - } else { - return _FAIL; } } - return _SUCCESS; } void r8712_use_tkipkey_handler(struct timer_list *t) diff --git a/drivers/staging/rtl8712/rtl871x_security.h b/drivers/staging/rtl8712/rtl871x_security.h index 25220afa61e9..b2dda16cbd0a 100644 --- a/drivers/staging/rtl8712/rtl871x_security.h +++ b/drivers/staging/rtl8712/rtl871x_security.h @@ -209,7 +209,7 @@ void r8712_secgetmic(struct mic_data *pmicdata, u8 *dst); u32 r8712_aes_encrypt(struct _adapter *padapter, u8 *pxmitframe); u32 r8712_tkip_encrypt(struct _adapter *padapter, u8 *pxmitframe); void r8712_wep_encrypt(struct _adapter *padapter, u8 *pxmitframe); -u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe); +void r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe); void r8712_tkip_decrypt(struct _adapter *padapter, u8 *precvframe); void r8712_wep_decrypt(struct _adapter *padapter, u8 *precvframe); void r8712_use_tkipkey_handler(struct timer_list *t); -- 2.30.2