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Subject[PATCH] Staging: rtl8188eu: core: Use list_for_each_entry_safe
Date
Use list_for_each_entry_safe to make code more compact. Done 
using the following semantic patch by coccinelle.

@r@
struct list_head* l;
expression e;
identifier m,list_del_init,f;
type T1;
T1* pos;
iterator name list_for_each_entry_safe;
@@

f(...){

+T1* tmp;

<+...

-while(...)
+list_for_each_entry_safe(pos,tmp,l,m)
{
...
-pos = container_of(l,T1,m);
...
-l=e;
<+...
list_del_init(&pos->m)
...+>
}

...+>

}

Signed-off-by: Srishti Sharma <srishtishar@gmail.com>
---
drivers/staging/rtl8188eu/core/rtw_xmit.c | 23 ++++++-----------------
1 file changed, 6 insertions(+), 17 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c
index e8d9858..6d8820b 100644
--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c
+++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c
@@ -1869,7 +1869,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
u8 update_mask = 0, wmmps_ac = 0;
struct sta_info *psta_bmc;
struct list_head *xmitframe_plist, *xmitframe_phead;
- struct xmit_frame *pxmitframe = NULL;
+ struct xmit_frame *pxmitframe = NULL, *tmp;
struct sta_priv *pstapriv = &padapter->stapriv;

spin_lock_bh(&psta->sleep_q.lock);
@@ -1877,11 +1877,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
xmitframe_phead = get_list_head(&psta->sleep_q);
xmitframe_plist = xmitframe_phead->next;

- while (xmitframe_phead != xmitframe_plist) {
- pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list);
-
- xmitframe_plist = xmitframe_plist->next;
-
+ list_for_each_entry_safe(pxmitframe, tmp, xmitframe_plist, list) {
list_del_init(&pxmitframe->list);

switch (pxmitframe->attrib.priority) {
@@ -1958,11 +1954,8 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
xmitframe_plist = xmitframe_phead->next;

- while (xmitframe_phead != xmitframe_plist) {
- pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list);
-
- xmitframe_plist = xmitframe_plist->next;
-
+ list_for_each_entry_safe(pxmitframe, tmp, xmitframe_plist,
+ list) {
list_del_init(&pxmitframe->list);

psta_bmc->sleepq_len--;
@@ -1997,7 +1990,7 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst
{
u8 wmmps_ac = 0;
struct list_head *xmitframe_plist, *xmitframe_phead;
- struct xmit_frame *pxmitframe = NULL;
+ struct xmit_frame *pxmitframe = NULL, *tmp;
struct sta_priv *pstapriv = &padapter->stapriv;

spin_lock_bh(&psta->sleep_q.lock);
@@ -2005,11 +1998,7 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst
xmitframe_phead = get_list_head(&psta->sleep_q);
xmitframe_plist = xmitframe_phead->next;

- while (xmitframe_phead != xmitframe_plist) {
- pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list);
-
- xmitframe_plist = xmitframe_plist->next;
-
+ list_for_each_entry_safe(pxmitframe, tmp, xmitframe_plist, list) {
switch (pxmitframe->attrib.priority) {
case 1:
case 2:
--
2.7.4
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