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usb: gadget: f_ecm: fix missing unlock on error in ecm_alloc()

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Add the missing unlock before return from function ecm_alloc()
in the error handling case.

Introduced by commit da92801c64.
(usb: gadget: f_ecm: add configfs support)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wei Yongjun 2013-06-18 12:21:21 +08:00 committed by Greg Kroah-Hartman
parent a3b0f9b9c0
commit 2a98dbbcd7
1 changed files with 1 additions and 0 deletions
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1
drivers/usb/gadget/f_ecm.c
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@ -1012,6 +1012,7 @@ struct usb_function *ecm_alloc(struct usb_function_instance *fi)
sizeof(ecm->ethaddr));
if (status < 12) {
kfree(ecm);
mutex_unlock(&opts->lock);
return ERR_PTR(-EINVAL);
}
ecm_string_defs[1].s = ecm->ethaddr;