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-rw-r--r--drivers/usb/musb/musb_gadget.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index daada4b66a92..6704a62a1665 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -760,6 +760,9 @@ static void rxstate(struct musb *musb, struct musb_request *req)
musb_writew(epio, MUSB_RXCSR, csr);
buffer_aint_mapped:
+ fifo_count = min_t(unsigned int,
+ request->length - request->actual,
+ (unsigned int)fifo_count);
musb_read_fifo(musb_ep->hw_ep, fifo_count, (u8 *)
(request->buf + request->actual));
request->actual += fifo_count;