diff options
| author | Wei Yongjun <weiyongjun1@huawei.com> | 2020-05-07 05:13:23 +0000 |
|---|---|---|
| committer | Felipe Balbi <balbi@kernel.org> | 2020-05-09 11:05:08 +0300 |
| commit | e27d4b30b71c66986196d8a1eb93cba9f602904a (patch) | |
| tree | 351be7a593c899d1acf53e199bee4ab071788d00 | |
| parent | e8f7f9e3499a6d96f7f63a4818dc7d0f45a7783b (diff) | |
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>
| -rw-r--r-- | drivers/usb/gadget/legacy/ncm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/gadget/legacy/ncm.c b/drivers/usb/gadget/legacy/ncm.c index c61e71ba7045..0f1b45e3abd1 100644 --- a/drivers/usb/gadget/legacy/ncm.c +++ b/drivers/usb/gadget/legacy/ncm.c @@ -156,8 +156,10 @@ static int gncm_bind(struct usb_composite_dev *cdev) struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(gadget); - if (!usb_desc) + if (!usb_desc) { + status = -ENOMEM; goto fail; + } usb_otg_descriptor_init(gadget, usb_desc); otg_desc[0] = usb_desc; otg_desc[1] = NULL; |