[PATCH 7/9] usb: dwc2: host: use list_for_each_entry_safe

From: Geliang Tang
Date: Fri Dec 18 2015 - 11:37:10 EST


Use list_for_each_entry_safe() instead of list_for_each_safe() to
simplify the code.

Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
drivers/usb/dwc2/hcd_ddma.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/dwc2/hcd_ddma.c b/drivers/usb/dwc2/hcd_ddma.c
index 36606fc..14e004d 100644
--- a/drivers/usb/dwc2/hcd_ddma.c
+++ b/drivers/usb/dwc2/hcd_ddma.c
@@ -1222,9 +1222,8 @@ static void dwc2_complete_non_isoc_xfer_ddma(struct dwc2_hsotg *hsotg,
int chnum,
enum dwc2_halt_status halt_status)
{
- struct list_head *qtd_item, *qtd_tmp;
struct dwc2_qh *qh = chan->qh;
- struct dwc2_qtd *qtd = NULL;
+ struct dwc2_qtd *qtd = NULL, *tmp;
int xfer_done;
int desc_num = 0;

@@ -1234,10 +1233,9 @@ static void dwc2_complete_non_isoc_xfer_ddma(struct dwc2_hsotg *hsotg,
return;
}

- list_for_each_safe(qtd_item, qtd_tmp, &qh->qtd_list) {
+ list_for_each_entry_safe(qtd, tmp, &qh->qtd_list, qtd_list_entry) {
int i;

- qtd = list_entry(qtd_item, struct dwc2_qtd, qtd_list_entry);
xfer_done = 0;

for (i = 0; i < qtd->n_desc; i++) {
--
2.5.0


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