Reviewed-by: Cheng Jian <cj.chengjian@huawei.com> 在 2021/10/23 17:32, xjx00 写道:

From: Maciej Żenczykowski <maze@google.com>

stable inclusion from stable-v5.10.44 commit 0f5a20b1fd9da3ac9f7c6edcad522712ca694d5c bugzilla:https://bugzilla.openeuler.org/show_bug.cgi?id=358 CVE: NA

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commit 3370139745853f7826895293e8ac3aec1430508e upstream.

[ 190.544755] configfs-gadget gadget: notify speed -44967296

This is because 4250000000 - 2**32 is -44967296.

Fixes: 9f6ce4240a2b ("usb: gadget: f_ncm.c added") Cc: Brooke Basile <brookebasile@gmail.com> Cc: Bryan O'Donoghue <bryan.odonoghue@linaro.org> Cc: Felipe Balbi <balbi@kernel.org> Cc: Lorenzo Colitti <lorenzo@google.com> Cc: Yauheni Kaliuta <yauheni.kaliuta@nokia.com> Cc: Linux USB Mailing List <linux-usb@vger.kernel.org> Acked-By: Lorenzo Colitti <lorenzo@google.com> Signed-off-by: Maciej Żenczykowski <maze@google.com> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20210608005344.3762668-1-zenczykowski@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: xjx00 <xjxyklwx@126.com> --- drivers/usb/gadget/function/f_ncm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 019bea8e09cc..0d23c6c11a13 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -583,7 +583,7 @@ static void ncm_do_notify(struct f_ncm *ncm) data[0] = cpu_to_le32(ncm_bitrate(cdev->gadget)); data[1] = data[0];

- DBG(cdev, "notify speed %d\n", ncm_bitrate(cdev->gadget)); + DBG(cdev, "notify speed %u\n", ncm_bitrate(cdev->gadget)); ncm->notify_state = NCM_NOTIFY_CONNECT; break; }