diff options
Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_recv.c')
| -rw-r--r-- | drivers/staging/rtl8712/rtl871x_recv.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_recv.c b/drivers/staging/rtl8712/rtl871x_recv.c index 4ff530155187..616ca3965919 100644 --- a/drivers/staging/rtl8712/rtl871x_recv.c +++ b/drivers/staging/rtl8712/rtl871x_recv.c @@ -72,14 +72,12 @@ sint _r8712_init_recv_priv(struct recv_priv *precvpriv, _init_queue(&precvpriv->recv_pending_queue); precvpriv->adapter = padapter; precvpriv->free_recvframe_cnt = NR_RECVFRAME; - precvpriv->pallocated_frame_buf = kmalloc(NR_RECVFRAME * + precvpriv->pallocated_frame_buf = kzalloc(NR_RECVFRAME * sizeof(union recv_frame) + RXFRAME_ALIGN_SZ, GFP_ATOMIC); if (precvpriv->pallocated_frame_buf == NULL) return _FAIL; kmemleak_not_leak(precvpriv->pallocated_frame_buf); - memset(precvpriv->pallocated_frame_buf, 0, NR_RECVFRAME * - sizeof(union recv_frame) + RXFRAME_ALIGN_SZ); precvpriv->precv_frame_buf = precvpriv->pallocated_frame_buf + RXFRAME_ALIGN_SZ - ((addr_t)(precvpriv->pallocated_frame_buf) & @@ -103,21 +101,17 @@ void _r8712_free_recv_priv(struct recv_priv *precvpriv) r8712_free_recv_priv(precvpriv); } -union recv_frame *r8712_alloc_recvframe(struct __queue *pfree_recv_queue) +union recv_frame *r8712_alloc_recvframe(struct __queue *pfree_recv_queue) { unsigned long irqL; union recv_frame *precvframe; - struct list_head *plist, *phead; struct _adapter *padapter; struct recv_priv *precvpriv; spin_lock_irqsave(&pfree_recv_queue->lock, irqL); - if (list_empty(&pfree_recv_queue->queue)) { - precvframe = NULL; - } else { - phead = &pfree_recv_queue->queue; - plist = phead->next; - precvframe = LIST_CONTAINOR(plist, union recv_frame, u); + precvframe = list_first_entry_or_null(&pfree_recv_queue->queue, + union recv_frame, u.hdr.list); + if (precvframe) { list_del_init(&precvframe->u.hdr.list); padapter = precvframe->u.hdr.adapter; if (padapter != NULL) { |