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path: root/drivers/usb/renesas_usbhs/fifo.c
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Diffstat (limited to 'drivers/usb/renesas_usbhs/fifo.c')
-rw-r--r--drivers/usb/renesas_usbhs/fifo.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index b4de70ee16d3..000f9750149f 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -190,7 +190,8 @@ static int usbhsf_pkt_handler(struct usbhs_pipe *pipe, int type)
goto __usbhs_pkt_handler_end;
}
- ret = func(pkt, &is_done);
+ if (likely(func))
+ ret = func(pkt, &is_done);
if (is_done)
__usbhsf_pkt_del(pkt);
@@ -889,6 +890,7 @@ static int usbhsf_dma_prepare_push(struct usbhs_pkt *pkt, int *is_done)
pkt->trans = len;
+ usbhsf_tx_irq_ctrl(pipe, 0);
INIT_WORK(&pkt->work, xfer_work);
schedule_work(&pkt->work);