linux-kernel - [PATCH 22/37] staging:r8188eu: change recvframe_pull

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Message-Id: <1476889685-7367-22-git-send-email-insafonov@gmail.com>
Date:   Wed, 19 Oct 2016 22:07:50 +0700
From:   Ivan Safonov <insafonov@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bhaktipriya Shridhar <bhaktipriya96@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Geliang Tang <geliangtang@....com>, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Cc:     insafonov@...il.com
Subject: [PATCH 22/37] staging:r8188eu: change recvframe_pull_tail type to void

Return value of this function does not used.

Signed-off-by: Ivan Safonov <insafonov@...il.com>
---
 drivers/staging/rtl8188eu/include/rtw_recv.h | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rtl8188eu/include/rtw_recv.h b/drivers/staging/rtl8188eu/include/rtw_recv.h
index 0804e88..9a3a978 100644
--- a/drivers/staging/rtl8188eu/include/rtw_recv.h
+++ b/drivers/staging/rtl8188eu/include/rtw_recv.h
@@ -292,7 +292,7 @@ static inline u8 *recvframe_put(struct recv_frame *precvframe, uint sz)
 	return precvframe->rx_tail;
 }
 
-static inline u8 *recvframe_pull_tail(struct recv_frame *precvframe, uint sz)
+static inline void recvframe_pull_tail(struct recv_frame *precvframe, uint sz)
 {
 	/*  rmv data from rx_tail (by yitsen) */
 
@@ -301,14 +301,13 @@ static inline u8 *recvframe_pull_tail(struct recv_frame *precvframe, uint sz)
 	/* after pulling, rx_end must be still larger than rx_data. */
 
 	if (precvframe == NULL)
-		return NULL;
+		return;
 	precvframe->rx_tail -= sz;
 	if (precvframe->rx_tail < precvframe->pkt->data) {
 		precvframe->rx_tail += sz;
-		return NULL;
+		return;
 	}
 	precvframe->len -= sz;
-	return precvframe->rx_tail;
 }
 
 static inline s32 translate_percentage_to_dbm(u32 sig_stren_index)
-- 
2.7.3