From 9b4632ef3ff2097495e3724e7c4c1a307cbcfce4 Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Sun, 21 May 2017 02:05:31 +0900 Subject: [PATCH] usb: mtu3: cleanup with list_first_entry_or_null() The combo of list_empty() and list_first_entry() can be replaced with list_first_entry_or_null(). Signed-off-by: Masahiro Yamada Signed-off-by: Greg Kroah-Hartman --- drivers/usb/mtu3/mtu3.h | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/usb/mtu3/mtu3.h b/drivers/usb/mtu3/mtu3.h index aa6fd6a51221..7b6dc23d77e9 100644 --- a/drivers/usb/mtu3/mtu3.h +++ b/drivers/usb/mtu3/mtu3.h @@ -356,12 +356,8 @@ static inline struct mtu3_ep *to_mtu3_ep(struct usb_ep *ep) static inline struct mtu3_request *next_request(struct mtu3_ep *mep) { - struct list_head *queue = &mep->req_list; - - if (list_empty(queue)) - return NULL; - - return list_first_entry(queue, struct mtu3_request, list); + return list_first_entry_or_null(&mep->req_list, struct mtu3_request, + list); } static inline void mtu3_writel(void __iomem *base, u32 offset, u32 data) -- 2.39.2