staging: r8188eu: use list_empty

Use list_empty to check for an empty list instead of coding the check
manually.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Link: https://lore.kernel.org/r/20230123205342.229589-11-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/core/rtw_xmit.c b/drivers/staging/r8188eu/core/rtw_xmit.c
index 943e7a5..334d752 100644 (file)
--- a/drivers/staging/r8188eu/core/rtw_xmit.c
+++ b/drivers/staging/r8188eu/core/rtw_xmit.c
@@ -1363,7 +1363,7 @@ static struct xmit_frame *dequeue_one_xmitframe(struct tx_servq *ptxservq, struc
        xmitframe_phead = get_list_head(pframe_queue);
        xmitframe_plist = xmitframe_phead->next;
 
-       if (xmitframe_phead != xmitframe_plist) {
+       if (!list_empty(xmitframe_phead)) {
                pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list);
                list_del_init(&pxmitframe->list);
                ptxservq->qcnt--;