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path: root/drivers/usb/gadget
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Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r--drivers/usb/gadget/s3c-hsotg.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index a854cb3c965f..70615585b48d 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -1115,6 +1115,7 @@ static int s3c_hsotg_process_req_feature(struct s3c_hsotg *hsotg,
bool set = (ctrl->bRequest == USB_REQ_SET_FEATURE);
struct s3c_hsotg_ep *ep;
int ret;
+ bool halted;
dev_dbg(hsotg->dev, "%s: %s_FEATURE\n",
__func__, set ? "SET" : "CLEAR");
@@ -1129,6 +1130,8 @@ static int s3c_hsotg_process_req_feature(struct s3c_hsotg *hsotg,
switch (le16_to_cpu(ctrl->wValue)) {
case USB_ENDPOINT_HALT:
+ halted = ep->halted;
+
s3c_hsotg_ep_sethalt(&ep->ep, set);
ret = s3c_hsotg_send_reply(hsotg, ep0, NULL, 0);
@@ -1138,7 +1141,12 @@ static int s3c_hsotg_process_req_feature(struct s3c_hsotg *hsotg,
return ret;
}
- if (!set) {
+ /*
+ * we have to complete all requests for ep if it was
+ * halted, and the halt was cleared by CLEAR_FEATURE
+ */
+
+ if (!set && halted) {
/*
* If we have request in progress,
* then complete it