Subject: Re: [PATCH] net: cdc_eem: fix tx fixup skb leak

From: Greg KH <[email-masked]>
Date: Wed, 16 Jun 2021 17:05:44 +0200

On Wed, Jun 16, 2021 at 10:40:44PM +0800, Linyu Yuan wrote:
> when usbnet transmit a skb, eem fixup it in eem_tx_fixup(),
> if skb_copy_expand() failed, it return NULL,
> usbnet_start_xmit() will have no chance to free original skb.
> 
> fix it by free orginal skb in eem_tx_fixup() first,
> then check skb clone status, if failed, return NULL to usbnet.
> 
> Signed-off-by: Linyu Yuan <[email-masked]>
> ---
>  drivers/net/usb/cdc_eem.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

What commit does this "Fix:"?  Can you please add that to the
signed-off-by area?

thanks,

greg k-h