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usb: renesas_usbhs: (cosmetic) simplify list operations 

list.h already provide helpers to find the first entry and to move list
nodes to the tail of another list. This patch simply uses those helpers,
no functional changes.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Guennadi Liakhovetski 2012-02-14 11:37:17 +01:00 committed by Felipe Balbi
parent 6fecfb05c0
commit d526128694
1 changed files with 2 additions and 3 deletions
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5
drivers/usb/renesas_usbhs/fifo.c
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@ -76,8 +76,7 @@ void usbhs_pkt_push(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt,
pipe->handler = &usbhsf_null_handler;
}
list_del_init(&pkt->node);
list_add_tail(&pkt->node, &pipe->list);
list_move_tail(&pkt->node, &pipe->list);
/*
* each pkt must hold own handler.
@ -107,7 +106,7 @@ static struct usbhs_pkt *__usbhsf_pkt_get(struct usbhs_pipe *pipe)
if (list_empty(&pipe->list))
return NULL;
return list_entry(pipe->list.next, struct usbhs_pkt, node);
return list_first_entry(&pipe->list, struct usbhs_pkt, node);
}
struct usbhs_pkt *usbhs_pkt_pop(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt)