usb: chipidea: debug: use list_for_each_entry

Use list_for_each_entry() instead of list_for_each() to simplify
the code.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
index a4f7db2e18ddc295fc4ff1a0cad99bc1ff8b04bd..de5c5092d078aef1ca90c45e7136b575490673a6 100644 (file)
--- a/drivers/usb/chipidea/debug.c
+++ b/drivers/usb/chipidea/debug.c
@@ -172,7 +172,6 @@ static int ci_requests_show(struct seq_file *s, void *data)
 {
        struct ci_hdrc *ci = s->private;
        unsigned long flags;
-       struct list_head   *ptr = NULL;
        struct ci_hw_req *req = NULL;
        struct td_node *node, *tmpnode;
        unsigned i, j, qsize = sizeof(struct ci_hw_td)/sizeof(u32);
@@ -184,9 +183,7 @@ static int ci_requests_show(struct seq_file *s, void *data)
 
        spin_lock_irqsave(&ci->lock, flags);
        for (i = 0; i < ci->hw_ep_max; i++)
-               list_for_each(ptr, &ci->ci_hw_ep[i].qh.queue) {
-                       req = list_entry(ptr, struct ci_hw_req, queue);
-
+               list_for_each_entry(req, &ci->ci_hw_ep[i].qh.queue, queue) {
                        list_for_each_entry_safe(node, tmpnode, &req->tds, td) {
                                seq_printf(s, "EP=%02i: TD=%08X %s\n",
                                           i % (ci->hw_ep_max / 2),