From 31faf878bd8c7e2c078a3b75f65efe64f23b0f18 Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Mon, 19 Sep 2016 01:03:15 +0900 Subject: [PATCH] usb: renesas_usbhs: cleanup with list_first_entry_or_null() The combo of list_empty() check and return list_first_entry() can be replaced with list_first_entry_or_null(). Acked-by: Yoshihiro Shimoda Signed-off-by: Masahiro Yamada Signed-off-by: Felipe Balbi --- drivers/usb/renesas_usbhs/fifo.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index 857e78337324..d1af831f43eb 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -100,10 +100,7 @@ static void __usbhsf_pkt_del(struct usbhs_pkt *pkt) static struct usbhs_pkt *__usbhsf_pkt_get(struct usbhs_pipe *pipe) { - if (list_empty(&pipe->list)) - return NULL; - - return list_first_entry(&pipe->list, struct usbhs_pkt, node); + return list_first_entry_or_null(&pipe->list, struct usbhs_pkt, node); } static void usbhsf_fifo_clear(struct usbhs_pipe *pipe, -- 2.39.5