usb: gadget: legacy: fix error return code in gncm_bind()
authorWei Yongjun <weiyongjun1@huawei.com>
Thu, 7 May 2020 05:13:23 +0000 (05:13 +0000)
committerFelipe Balbi <balbi@kernel.org>
Sat, 9 May 2020 08:05:08 +0000 (11:05 +0300)
commite27d4b30b71c66986196d8a1eb93cba9f602904a
tree351be7a593c899d1acf53e199bee4ab071788d00
parente8f7f9e3499a6d96f7f63a4818dc7d0f45a7783b
usb: gadget: legacy: fix error return code in gncm_bind()

If 'usb_otg_descriptor_alloc()' fails, we must return a
negative error code -ENOMEM, not 0.

Fixes: 1156e91dd7cc ("usb: gadget: ncm: allocate and init otg descriptor by otg capabilities")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
drivers/usb/gadget/legacy/ncm.c