Use list_for_each_entry_safe() instead of list_for_each_safe() to
simplify the code.
Signed-off-by: Geliang Tang <geliangt...@163.com>
---
drivers/usb/host/oxu210hp-hcd.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index bc74aca..4e4d601 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -981,7 +981,7 @@ static int qh_schedule(struct oxu_hcd *oxu, struct ehci_qh
*qh);
static unsigned qh_completions(struct oxu_hcd *oxu, struct ehci_qh *qh)
{
struct ehci_qtd *last = NULL, *end = qh->dummy;
- struct list_head *entry, *tmp;
+ struct ehci_qtd *qtd, *tmp;
int stopped;
unsigned count = 0;
int do_status = 0;
@@ -1006,12 +1006,10 @@ static unsigned qh_completions(struct oxu_hcd *oxu,
struct ehci_qh *qh)
* then let the queue advance.
* if queue is stopped, handles unlinks.
*/
- list_for_each_safe(entry, tmp, &qh->qtd_list) {
- struct ehci_qtd *qtd;
+ list_for_each_entry_safe(qtd, tmp, &qh->qtd_list, qtd_list) {
struct urb *urb;
u32 token = 0;
- qtd = list_entry(entry, struct ehci_qtd, qtd_list);
urb = qtd->urb;
/* Clean up any state from previous QTD ...*/
@@ -1174,14 +1172,11 @@ halt:
* used for cleanup after errors, before HC sees an URB's TDs.
*/
static void qtd_list_free(struct oxu_hcd *oxu,
- struct urb *urb, struct list_head *qtd_list)
+ struct urb *urb, struct list_head *head)
{
- struct list_head *entry, *temp;
-
- list_for_each_safe(entry, temp, qtd_list) {
- struct ehci_qtd *qtd;
+ struct ehci_qtd *qtd, *temp;
- qtd = list_entry(entry, struct ehci_qtd, qtd_list);
+ list_for_each_entry_safe(qtd, temp, head, qtd_list) {
list_del(&qtd->qtd_list);
oxu_qtd_free(oxu, qtd);
}
--
2.5.0
--
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