registering a multifunction device makes only sense when there's
at least one function configured. Just return otherwise.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/usb/gadget/autostart.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/gadget/autostart.c b/drivers/usb/gadget/autostart.c
index 3fa43137fa..a27be899c3 100644
--- a/drivers/usb/gadget/autostart.c
+++ b/drivers/usb/gadget/autostart.c
@@ -55,6 +55,10 @@ static int usbgadget_autostart(void)
opts->create_acm = acm;
+ if (!opts->fastboot_opts.files && !opts->create_acm) {
+ pr_warn("No functions to register\n");
+ return 0;
+ }
ret = usb_multi_register(opts);
if (ret)
--
2.11.0
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