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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-12 08:18:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-12 08:18:10 +0200
commit069a0f32c9ca75ec7f02146711ec1f5840a68cbf (patch)
tree0ee4fe0bdd706333192b26a0c43dda1481862bae /drivers/usb/chipidea/udc.c
parentaca4e68acf3a08561f2a413322cbb232edad8764 (diff)
parent32c1431eea4881a6b17bd7c639315010aeefa452 (diff)
Merge 4.12-rc5 into char-misc-next
We want the char/misc driver fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/udc.c')
-rw-r--r--drivers/usb/chipidea/udc.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 56d2d3213076..d68b125796f9 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -1993,6 +1993,7 @@ static void udc_id_switch_for_host(struct ci_hdrc *ci)
int ci_hdrc_gadget_init(struct ci_hdrc *ci)
{
struct ci_role_driver *rdrv;
+ int ret;
if (!hw_read(ci, CAP_DCCPARAMS, DCCPARAMS_DC))
return -ENXIO;
@@ -2005,7 +2006,10 @@ int ci_hdrc_gadget_init(struct ci_hdrc *ci)
rdrv->stop = udc_id_switch_for_host;
rdrv->irq = udc_irq;
rdrv->name = "gadget";
- ci->roles[CI_ROLE_GADGET] = rdrv;
- return udc_start(ci);
+ ret = udc_start(ci);
+ if (!ret)
+ ci->roles[CI_ROLE_GADGET] = rdrv;
+
+ return ret;
}