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usb, composite: after unregister gadget driver set composite to NULL

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Without this, second usb_composite_register() call fails always
with -EINVAL.

Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Marek Vasut <marex@denx.de>
This commit is contained in:
Heiko Schocher
2013-06-04 11:21:32 +02:00
committed by Marek Vasut
parent d3e0747846
commit c67b0e42a5
1 changed files with 1 additions and 0 deletions
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1
drivers/usb/gadget/composite.c
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@@ -1098,4 +1098,5 @@ void usb_composite_unregister(struct usb_composite_driver *driver)
if (composite != driver) if (composite != driver)
return; return;
usb_gadget_unregister_driver(&composite_driver); usb_gadget_unregister_driver(&composite_driver);
composite = NULL;
} }