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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: 1156e91dd7
("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>
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1 changed files with 3 additions and 1 deletions
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@ -156,8 +156,10 @@ static int gncm_bind(struct usb_composite_dev *cdev)
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struct usb_descriptor_header *usb_desc;
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usb_desc = usb_otg_descriptor_alloc(gadget);
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if (!usb_desc)
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if (!usb_desc) {
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status = -ENOMEM;
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goto fail;
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}
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usb_otg_descriptor_init(gadget, usb_desc);
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otg_desc[0] = usb_desc;
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otg_desc[1] = NULL;
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