[PATCH v4 1/6] staging: rtl8723bs: simplify _rtw_init_xmit_priv control flow

[Hungyu Lin]

Replace goto-based error handling in _rtw_init_xmit_priv()
with direct returns to simplify the control flow.

No functional changes intended.

Signed-off-by: Hungyu Lin <dennylin0707@xxxxxxxxx>
---
 drivers/staging/rtl8723bs/core/rtw_xmit.c | 39 ++++++++---------------
 1 file changed, 14 insertions(+), 25 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c
index 7bce0343d59f..f64ec8e271ed 100644
--- a/drivers/staging/rtl8723bs/core/rtw_xmit.c
+++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
@@ -38,7 +38,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 	int i;
 	struct xmit_buf *pxmitbuf;
 	struct xmit_frame *pxframe;
-	signed int	res = _SUCCESS;
+	int res;
 
 	spin_lock_init(&pxmitpriv->lock);
 	spin_lock_init(&pxmitpriv->lock_sctx);
@@ -75,8 +75,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	if (!pxmitpriv->pallocated_frame_buf) {
 		pxmitpriv->pxmit_frame_buf = NULL;
-		res = _FAIL;
-		goto exit;
+		return _FAIL;
 	}
 	pxmitpriv->pxmit_frame_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_frame_buf), 4);
 
@@ -111,10 +110,8 @@ 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) {
-		res = _FAIL;
-		goto exit;
-	}
+	if (!pxmitpriv->pallocated_xmitbuf)
+		return _FAIL;
 
 	pxmitpriv->pxmitbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmitbuf), 4);
 
@@ -133,7 +130,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 			fsleep(10 * USEC_PER_MSEC);
 			res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
 			if (res == _FAIL)
-				goto exit;
+				return _FAIL;
 		}
 
 		pxmitbuf->phead = pxmitbuf->pbuf;
@@ -162,8 +159,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	if (!pxmitpriv->xframe_ext_alloc_addr) {
 		pxmitpriv->xframe_ext = NULL;
-		res = _FAIL;
-		goto exit;
+		return _FAIL;
 	}
 	pxmitpriv->xframe_ext = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->xframe_ext_alloc_addr), 4);
 	pxframe = (struct xmit_frame *)pxmitpriv->xframe_ext;
@@ -194,10 +190,8 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	pxmitpriv->pallocated_xmit_extbuf = vzalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_buf) + 4);
 
-	if (!pxmitpriv->pallocated_xmit_extbuf) {
-		res = _FAIL;
-		goto exit;
-	}
+	if (!pxmitpriv->pallocated_xmit_extbuf)
+		return _FAIL;
 
 	pxmitpriv->pxmit_extbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmit_extbuf), 4);
 
@@ -211,10 +205,8 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 		pxmitbuf->buf_tag = XMITBUF_MGNT;
 
 		res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ, true);
-		if (res == _FAIL) {
-			res = _FAIL;
-			goto exit;
-		}
+		if (res == _FAIL)
+			return _FAIL;
 
 		pxmitbuf->phead = pxmitbuf->pbuf;
 		pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMIT_EXTBUF_SZ;
@@ -243,10 +235,8 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 			res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf,
 							 MAX_CMDBUF_SZ + XMITBUF_ALIGN_SZ,
 							 true);
-			if (res == _FAIL) {
-				res = _FAIL;
-				goto exit;
-			}
+			if (res == _FAIL)
+				return _FAIL;
 
 			pxmitbuf->phead = pxmitbuf->pbuf;
 			pxmitbuf->pend = pxmitbuf->pbuf + MAX_CMDBUF_SZ;
@@ -258,7 +248,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	res = rtw_alloc_hwxmits(padapter);
 	if (res == _FAIL)
-		goto exit;
+		return _FAIL;
 	rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
 
 	for (i = 0; i < 4; i++)
@@ -270,8 +260,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	rtw_hal_init_xmit_priv(padapter);
 
-exit:
-	return res;
+	return _SUCCESS;
 }
 
 void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv)
-- 
2.34.1