[PATCH 1/3] staging: rtl8188eu: fix comparsions to NULL - coding style

[PATCH 1/3] staging: rtl8188eu: fix comparsions to NULL - coding style

[Michael Straube]

Use !x instead of x == NULL.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
---
 drivers/staging/rtl8188eu/core/rtw_xmit.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c
index 89843201a338..03b65e9b067a 100644
--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c
+++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c
@@ -70,7 +70,7 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4);
 
-	if (pxmitpriv->pallocated_frame_buf  == NULL) {
+	if (!pxmitpriv->pallocated_frame_buf) {
 		pxmitpriv->pxmit_frame_buf = NULL;
 		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_frame fail!\n"));
 		res = _FAIL;
@@ -108,7 +108,7 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	pxmitpriv->pallocated_xmitbuf = vzalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4);
 
-	if (pxmitpriv->pallocated_xmitbuf  == NULL) {
+	if (!pxmitpriv->pallocated_xmitbuf) {
 		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_buf fail!\n"));
 		res = _FAIL;
 		goto exit;
@@ -149,7 +149,7 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	pxmitpriv->pallocated_xmit_extbuf = vzalloc(num_xmit_extbuf * sizeof(struct xmit_buf) + 4);
 
-	if (pxmitpriv->pallocated_xmit_extbuf  == NULL) {
+	if (!pxmitpriv->pallocated_xmit_extbuf) {
 		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_extbuf fail!\n"));
 		res = _FAIL;
 		goto exit;
@@ -210,7 +210,7 @@ void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv)
 	struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf;
 	u32 num_xmit_extbuf = NR_XMIT_EXTBUFF;
 
-	if (pxmitpriv->pxmit_frame_buf == NULL)
+	if (!pxmitpriv->pxmit_frame_buf)
 		return;
 
 	for (i = 0; i < NR_XMITFRAME; i++) {
@@ -941,7 +941,7 @@ s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct
 	if (!psta)
 		return _FAIL;
 
-	if (pxmitframe->buf_addr == NULL) {
+	if (!pxmitframe->buf_addr) {
 		DBG_88E("==> %s buf_addr == NULL\n", __func__);
 		return _FAIL;
 	}
-- 
2.18.0

[PATCH 2/3] staging: rtl8188eu: replace tabs with spaces

[Michael Straube]

Replace tabs with spaces, clears a checkpatch 'line over 80 characters'
warning.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
---
 drivers/staging/rtl8188eu/core/rtw_xmit.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c
index 03b65e9b067a..4265ad84547d 100644
--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c
+++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c
@@ -23,7 +23,7 @@ static void _init_txservq(struct tx_servq *ptxservq)
 	ptxservq->qcnt = 0;
 }
 
-void	_rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv)
+void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv)
 {
 	memset((unsigned char *)psta_xmitpriv, 0, sizeof(struct sta_xmit_priv));
 	spin_lock_init(&psta_xmitpriv->lock);
@@ -35,12 +35,12 @@ void	_rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv)
 	INIT_LIST_HEAD(&psta_xmitpriv->apsd);
 }
 
-s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
+s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 {
 	int i;
 	struct xmit_buf *pxmitbuf;
 	struct xmit_frame *pxframe;
-	int	res = _SUCCESS;
+	int res = _SUCCESS;
 	u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ;
 	u32 num_xmit_extbuf = NR_XMIT_EXTBUFF;
 
-- 
2.18.0

[PATCH 3/3] staging: rtl8188eu: remove unused rtw_calculate_wlan_pkt_size_by_attribue()

[Michael Straube]

The function rtw_calculate_wlan_pkt_size_by_attribue() also defined as
rtw_wlan_pkt_size() is never used, so remove it. Discovered by cppcheck.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
---
 drivers/staging/rtl8188eu/core/rtw_xmit.c    | 18 ------------------
 drivers/staging/rtl8188eu/include/rtw_xmit.h |  2 --
 2 files changed, 20 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c
index 4265ad84547d..2130d78e0d9f 100644
--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c
+++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c
@@ -892,24 +892,6 @@ s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, struct pkt_attrib *pat
 	return ptxservq->qcnt;
 }
 
-/*
- * Calculate wlan 802.11 packet MAX size from pkt_attrib
- * This function doesn't consider fragment case
- */
-u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib)
-{
-	u32	len = 0;
-
-	len = pattrib->hdrlen + pattrib->iv_len; /*  WLAN Header and IV */
-	len += SNAP_SIZE + sizeof(u16); /*  LLC */
-	len += pattrib->pktlen;
-	if (pattrib->encrypt == _TKIP_)
-		len += 8; /*  MIC */
-	len += ((pattrib->bswenc) ? pattrib->icv_len : 0); /*  ICV */
-
-	return len;
-}
-
 /*
 
 This sub-routine will perform all the following:
diff --git a/drivers/staging/rtl8188eu/include/rtw_xmit.h b/drivers/staging/rtl8188eu/include/rtw_xmit.h
index af6485aa6900..788f59c74ea1 100644
--- a/drivers/staging/rtl8188eu/include/rtw_xmit.h
+++ b/drivers/staging/rtl8188eu/include/rtw_xmit.h
@@ -326,8 +326,6 @@ struct xmit_frame *rtw_dequeue_xframe(struct xmit_priv *pxmitpriv,
 
 s32 rtw_xmit_classifier(struct adapter *padapter,
 			struct xmit_frame *pxmitframe);
-u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib);
-#define rtw_wlan_pkt_size(f) rtw_calculate_wlan_pkt_size_by_attribue(&f->attrib)
 s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt,
 			   struct xmit_frame *pxmitframe);
 s32 _rtw_init_hw_txqueue(struct hw_txqueue *phw_txqueue, u8 ac_tag);
-- 
2.18.0