[PATCH 6/9] usb: chipidea: debug: use list_for_each_entry

From: Geliang Tang
Date: Fri Dec 18 2015 - 11:36:36 EST


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

Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
drivers/usb/chipidea/debug.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
index a4f7db2..de5c509 100644
--- 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),
--
2.5.0


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