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.)

Make rndis_do_config() consistent with cdc_do_config() in the way it
handles returning the PTR_ERR(f_acm_*).

Signed-off-by: Andrzej Pietrasiewicz <[email protected]>
Signed-off-by: Kyungmin Park <[email protected]>
Acked-by: Michal Nazarewicz <[email protected]>
---
 drivers/usb/gadget/multi.c |   10 +++-------
 1 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/usb/gadget/multi.c b/drivers/usb/gadget/multi.c
index 032b96a..2a1ebef 100644
--- a/drivers/usb/gadget/multi.c
+++ b/drivers/usb/gadget/multi.c
@@ -160,10 +160,8 @@ 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)) {
-               ret = PTR_ERR(f_acm_rndis);
-               goto err_func_acm;
-       }
+       if (IS_ERR(f_acm_rndis))
+               return PTR_ERR(f_acm_rndis);
 
        ret = usb_add_function(c, f_acm_rndis);
        if (ret)
@@ -178,7 +176,6 @@ err_fsg:
        usb_remove_function(c, f_acm_rndis);
 err_conf:
        usb_put_function(f_acm_rndis);
-err_func_acm:
        return ret;
 }
 
@@ -226,7 +223,7 @@ static __init int cdc_do_config(struct usb_configuration *c)
        /* implicit port_num is zero */
        f_acm_multi = usb_get_function(fi_acm);
        if (IS_ERR(f_acm_multi))
-               goto err_func_acm;
+               return PTR_ERR(f_acm_multi);
 
        ret = usb_add_function(c, f_acm_multi);
        if (ret)
@@ -241,7 +238,6 @@ err_fsg:
        usb_remove_function(c, f_acm_multi);
 err_conf:
        usb_put_function(f_acm_multi);
-err_func_acm:
        return ret;
 }
 
-- 
1.7.0.4

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