usb: musb: Prevent the masking of the return value
Currently the errors returned by fifo_setup get masked
by EINVAL, propagate the same to the caller.
Signed-off-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 4bc2ad8..dd24f96 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1295,7 +1295,7 @@
if (offset < 0) {
pr_debug("%s: mem overrun, ep %d\n",
musb_driver_name, epn);
- return -EINVAL;
+ return offset;
}
epn++;
musb->nr_endpoints = max(epn, musb->nr_endpoints);