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authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-09-19 01:03:15 +0900
committerFelipe Balbi <felipe.balbi@linux.intel.com>2016-11-03 10:38:37 +0200
commit31faf878bd8c7e2c078a3b75f65efe64f23b0f18 (patch)
tree9c6aa1c57493a48b4c32a253e6c497dc50b546a6 /drivers/usb/renesas_usbhs/fifo.c
parent785c91f8ae4d65efbe4d3366e30bb9bbe84b5f43 (diff)
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 <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs/fifo.c')
-rw-r--r--drivers/usb/renesas_usbhs/fifo.c5
1 files changed, 1 insertions, 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,