[PATCH RFC] usb: musb: Prevent the masking of the return value

[Shubhrajyoti D <shubhrajyoti@xxxxxx>]

Currently the errors returned by fifo_setup get masked
by EINVAL, propagate the same to the caller.

Signed-off-by: Shubhrajyoti D <shubhrajyoti@xxxxxx>
---
 drivers/usb/musb/musb_core.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 5760de9..cf22953 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1302,7 +1302,7 @@ done:
 		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);
-- 
1.7.5.4

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