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-rw-r--r--drivers/usb/class/cdc-acm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index fab23ee8702..20104443081 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -849,9 +849,10 @@ static void acm_write_buffers_free(struct acm *acm)
{
int i;
struct acm_wb *wb;
+ struct usb_device *usb_dev = interface_to_usbdev(acm->control);
for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++) {
- usb_buffer_free(acm->dev, acm->writesize, wb->buf, wb->dmah);
+ usb_buffer_free(usb_dev, acm->writesize, wb->buf, wb->dmah);
}
}