Fix some beautified loops over linked lists. Use list_for_each_safe on loops which could delete objects in the list. Fixes: b3cd518c5abd ("staging: rtl8723bs: Use list iterators and helpers") Suggested-by: Guenter Roeck <linux@xxxxxxxxxxxx> Tested-by: Fabio Aiuto <fabioaiuto83@xxxxxxxxx> Signed-off-by: Fabio Aiuto <fabioaiuto83@xxxxxxxxx> --- drivers/staging/rtl8723bs/core/rtw_ap.c | 18 +++++++++--------- drivers/staging/rtl8723bs/core/rtw_mlme.c | 4 ++-- drivers/staging/rtl8723bs/core/rtw_mlme_ext.c | 4 ++-- drivers/staging/rtl8723bs/core/rtw_sta_mgt.c | 4 ++-- drivers/staging/rtl8723bs/core/rtw_xmit.c | 18 +++++++++--------- drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c | 4 ++-- .../staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 4 ++-- 7 files changed, 28 insertions(+), 28 deletions(-) diff --git a/drivers/staging/rtl8723bs/core/rtw_ap.c b/drivers/staging/rtl8723bs/core/rtw_ap.c index 98b1bec67999..23bbdf084631 100644 --- a/drivers/staging/rtl8723bs/core/rtw_ap.c +++ b/drivers/staging/rtl8723bs/core/rtw_ap.c @@ -174,7 +174,7 @@ u8 chk_sta_is_alive(struct sta_info *psta) void expire_timeout_chk(struct adapter *padapter) { - struct list_head *phead, *plist; + struct list_head *phead, *plist, *tmp; u8 updated = false; struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; @@ -186,7 +186,7 @@ void expire_timeout_chk(struct adapter *padapter) phead = &pstapriv->auth_list; /* check auth_queue */ - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { psta = list_entry(plist, struct sta_info, auth_list); if (psta->expire_to > 0) { @@ -211,7 +211,7 @@ void expire_timeout_chk(struct adapter *padapter) phead = &pstapriv->asoc_list; /* check asoc_queue */ - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { psta = list_entry(plist, struct sta_info, asoc_list); if (chk_sta_is_alive(psta) || !psta->expire_to) { psta->expire_to = pstapriv->expire_to; @@ -1243,7 +1243,7 @@ int rtw_acl_add_sta(struct adapter *padapter, u8 *addr) void rtw_acl_remove_sta(struct adapter *padapter, u8 *addr) { - struct list_head *plist, *phead; + struct list_head *plist, *phead, *tmp; struct rtw_wlan_acl_node *paclnode; struct sta_priv *pstapriv = &padapter->stapriv; struct wlan_acl_pool *pacl_list = &pstapriv->acl_list; @@ -1253,7 +1253,7 @@ void rtw_acl_remove_sta(struct adapter *padapter, u8 *addr) spin_lock_bh(&(pacl_node_q->lock)); phead = get_list_head(pacl_node_q); - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { paclnode = list_entry(plist, struct rtw_wlan_acl_node, list); if ( @@ -1940,7 +1940,7 @@ u8 ap_free_sta( void rtw_sta_flush(struct adapter *padapter) { - struct list_head *phead, *plist; + struct list_head *phead, *plist, *tmp; struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; @@ -1953,7 +1953,7 @@ void rtw_sta_flush(struct adapter *padapter) spin_lock_bh(&pstapriv->asoc_list_lock); phead = &pstapriv->asoc_list; /* free sta asoc_queue */ - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { psta = list_entry(plist, struct sta_info, asoc_list); list_del_init(&psta->asoc_list); @@ -2132,7 +2132,7 @@ void start_ap_mode(struct adapter *padapter) void stop_ap_mode(struct adapter *padapter) { - struct list_head *phead, *plist; + struct list_head *phead, *plist, *tmp; struct rtw_wlan_acl_node *paclnode; struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; @@ -2156,7 +2156,7 @@ void stop_ap_mode(struct adapter *padapter) /* for ACL */ spin_lock_bh(&(pacl_node_q->lock)); phead = get_list_head(pacl_node_q); - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { paclnode = list_entry(plist, struct rtw_wlan_acl_node, list); if (paclnode->valid) { diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c index 7bd9e3a4f345..158f92d4d882 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c @@ -260,7 +260,7 @@ struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr) void rtw_free_network_queue(struct adapter *padapter, u8 isfreeall) { - struct list_head *phead, *plist; + struct list_head *phead, *plist, *tmp; struct wlan_network *pnetwork; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct __queue *scanned_queue = &pmlmepriv->scanned_queue; @@ -268,7 +268,7 @@ void rtw_free_network_queue(struct adapter *padapter, u8 isfreeall) spin_lock_bh(&scanned_queue->lock); phead = get_list_head(scanned_queue); - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { pnetwork = list_entry(plist, struct wlan_network, list); diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c index 2b95a49ab469..0f50c2576356 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c @@ -6058,7 +6058,7 @@ u8 h2c_msg_hdl(struct adapter *padapter, unsigned char *pbuf) u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) { struct sta_info *psta_bmc; - struct list_head *xmitframe_plist, *xmitframe_phead; + struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct sta_priv *pstapriv = &padapter->stapriv; @@ -6075,7 +6075,7 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta_bmc->sleep_q); - list_for_each(xmitframe_plist, xmitframe_phead) { + list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { pxmitframe = list_entry(xmitframe_plist, struct xmit_frame, list); diff --git a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c index fa164d25f4eb..67ca219f95bf 100644 --- a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c +++ b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c @@ -423,7 +423,7 @@ u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta) /* free all stainfo which in sta_hash[all] */ void rtw_free_all_stainfo(struct adapter *padapter) { - struct list_head *plist, *phead; + struct list_head *plist, *phead, *tmp; s32 index; struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; @@ -436,7 +436,7 @@ void rtw_free_all_stainfo(struct adapter *padapter) for (index = 0; index < NUM_STA; index++) { phead = &(pstapriv->sta_hash[index]); - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { psta = list_entry(plist, struct sta_info, hash_list); if (pbcmc_stainfo != psta) diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c index e37c4ba50d6d..0562fa6c1255 100644 --- a/drivers/staging/rtl8723bs/core/rtw_xmit.c +++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c @@ -1723,13 +1723,13 @@ s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitfram void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue) { - struct list_head *plist, *phead; + struct list_head *plist, *phead, *tmp; struct xmit_frame *pxmitframe; spin_lock_bh(&pframequeue->lock); phead = get_list_head(pframequeue); - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { pxmitframe = list_entry(plist, struct xmit_frame, list); rtw_free_xmitframe(pxmitpriv, pxmitframe); @@ -2122,7 +2122,7 @@ signed int xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct x static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struct sta_info *psta, struct __queue *pframequeue) { signed int ret; - struct list_head *plist, *phead; + struct list_head *plist, *phead, *tmp; u8 ac_index; struct tx_servq *ptxservq; struct pkt_attrib *pattrib; @@ -2130,7 +2130,7 @@ static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struc struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; phead = get_list_head(pframequeue); - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { pxmitframe = list_entry(plist, struct xmit_frame, list); pattrib = &pxmitframe->attrib; @@ -2191,7 +2191,7 @@ 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 list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; @@ -2201,7 +2201,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); - list_for_each(xmitframe_plist, xmitframe_phead) { + list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { pxmitframe = list_entry(xmitframe_plist, struct xmit_frame, list); @@ -2272,7 +2272,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) { /* no any sta in ps mode */ xmitframe_phead = get_list_head(&psta_bmc->sleep_q); - list_for_each(xmitframe_plist, xmitframe_phead) { + list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { pxmitframe = list_entry(xmitframe_plist, struct xmit_frame, list); @@ -2308,7 +2308,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta) { u8 wmmps_ac = 0; - struct list_head *xmitframe_plist, *xmitframe_phead; + struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; @@ -2316,7 +2316,7 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); - list_for_each(xmitframe_plist, xmitframe_phead) { + list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { pxmitframe = list_entry(xmitframe_plist, struct xmit_frame, list); diff --git a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c index ec9f275cbc7e..a05d43b716ee 100644 --- a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c +++ b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c @@ -178,7 +178,7 @@ static s32 xmit_xmitframes(struct adapter *padapter, struct xmit_priv *pxmitpriv struct hw_xmit *hwxmits, *phwxmit; u8 idx, hwentry; struct tx_servq *ptxservq; - struct list_head *sta_plist, *sta_phead, *frame_plist, *frame_phead; + struct list_head *sta_plist, *sta_phead, *frame_plist, *frame_phead, *tmp; struct xmit_frame *pxmitframe; struct __queue *pframe_queue; struct xmit_buf *pxmitbuf; @@ -225,7 +225,7 @@ static s32 xmit_xmitframes(struct adapter *padapter, struct xmit_priv *pxmitpriv sta_phead = get_list_head(phwxmit->sta_queue); /* because stop_sta_xmit may delete sta_plist at any time */ /* so we should add lock here, or while loop can not exit */ - list_for_each(sta_plist, sta_phead) { + list_for_each_safe(sta_plist, tmp, sta_phead) { ptxservq = list_entry(sta_plist, struct tx_servq, tx_pending); diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c index 9a6e47877c4e..c10146428757 100644 --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c @@ -2453,7 +2453,7 @@ static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev struct station_del_parameters *params) { int ret = 0; - struct list_head *phead, *plist; + struct list_head *phead, *plist, *tmp; u8 updated = false; struct sta_info *psta = NULL; struct adapter *padapter = rtw_netdev_priv(ndev); @@ -2483,7 +2483,7 @@ static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev phead = &pstapriv->asoc_list; /* check asoc_queue */ - list_for_each(plist, phead) { + list_for_each_safe(plist, tmp, phead) { psta = list_entry(plist, struct sta_info, asoc_list); if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) { -- 2.20.1