From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
Fix to return a negative error code from the error handling case instead
of 0, as returned elsewhere in this function.
Introduced by commit 59835a(usb: gadget: multi: use function framework for ACM.)
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
v1 -> v2: add commit which added this problem.
---
drivers/usb/gadget/multi.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/multi.c b/drivers/usb/gadget/multi.c
index a74ebef..4a45e80 100644
--- a/drivers/usb/gadget/multi.c
+++ b/drivers/usb/gadget/multi.c
@@ -157,8 +157,10 @@ static __init int rndis_do_config(struct usb_configuration *c)
return ret;
f_acm_rndis = usb_get_function(fi_acm);
- if (IS_ERR(f_acm_rndis))
+ if (IS_ERR(f_acm_rndis)) {
+ ret = PTR_ERR(f_acm_rndis);
goto err_func_acm;
+ }
ret = usb_add_function(c, f_acm_rndis);
if (ret)
--
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