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path: root/drivers/usb/host/imx21-hcd.c
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Diffstat (limited to 'drivers/usb/host/imx21-hcd.c')
-rw-r--r--drivers/usb/host/imx21-hcd.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/host/imx21-hcd.c b/drivers/usb/host/imx21-hcd.c
index 60a5de505ca..adb01d950a1 100644
--- a/drivers/usb/host/imx21-hcd.c
+++ b/drivers/usb/host/imx21-hcd.c
@@ -824,13 +824,13 @@ static int imx21_hc_urb_enqueue_isoc(struct usb_hcd *hcd,
i = DIV_ROUND_UP(wrap_frame(
cur_frame - urb->start_frame),
urb->interval);
- if (urb->transfer_flags & URB_ISO_ASAP) {
+
+ /* Treat underruns as if URB_ISO_ASAP was set */
+ if ((urb->transfer_flags & URB_ISO_ASAP) ||
+ i >= urb->number_of_packets) {
urb->start_frame = wrap_frame(urb->start_frame
+ i * urb->interval);
i = 0;
- } else if (i >= urb->number_of_packets) {
- ret = -EXDEV;
- goto alloc_dmem_failed;
}
}
}