Fix the following static checker warning:
drivers/staging/rtl8723au/core/rtw_sta_mgt.c:365 rtw_get_stainfo23a()
error: potential NULL dereference 'psta'.
Fixes: e280d71("staging: rtl8723au: use list_for_each_entry*()")
Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
drivers/staging/rtl8723au/core/rtw_sta_mgt.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/rtl8723au/core/rtw_sta_mgt.c b/drivers/staging/rtl8723au/core/rtw_sta_mgt.c
index 22d857b..5f85ee0 100644
--- a/drivers/staging/rtl8723au/core/rtw_sta_mgt.c
+++ b/drivers/staging/rtl8723au/core/rtw_sta_mgt.c
@@ -346,7 +346,7 @@ void rtw_free_all_stainfo23a(struct rtw_adapter *padapter)
struct sta_info *rtw_get_stainfo23a(struct sta_priv *pstapriv, const u8 *hwaddr)
{
struct list_head *phead;
- struct sta_info *psta = NULL;
+ struct sta_info *pos, *psta = NULL;
u32 index;
const u8 *addr;
@@ -362,7 +362,9 @@ struct sta_info *rtw_get_stainfo23a(struct sta_priv *pstapriv, const u8 *hwaddr)
spin_lock_bh(&pstapriv->sta_hash_lock);
phead = &pstapriv->sta_hash[index];
- list_for_each_entry(psta, phead, hash_list) {
+ list_for_each_entry(pos, phead, hash_list) {
+ psta = pos;
+
/* if found the matched address */
if (ether_addr_equal(psta->hwaddr, addr))
break;
--
2.5.0
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