From: Insu Yun <wuni...@gmail.com>
Date: Thu, 15 Oct 2015 12:29:28 -0400
> Since skb_clone is memory allocation, it could be failed when lack of
> resource.
> Therefore, return value of skb_clone needs to be checked and handle error.
>
> Signed-off-by: Insu Yun <wuni...@gmail.com>
> ---
> drivers/isdn/mISDN/layer2.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/isdn/mISDN/layer2.c b/drivers/isdn/mISDN/layer2.c
> index 949cabb..888c610 100644
> --- a/drivers/isdn/mISDN/layer2.c
> +++ b/drivers/isdn/mISDN/layer2.c
> @@ -1509,6 +1509,12 @@ l2_pull_iqueue(struct FsmInst *fi, int event, void
> *arg)
> }
>
> nskb = skb_clone(skb, GFP_ATOMIC);
> + if (!nskb) {
> + printk(KERN_WARNING "%s: no skb mem in %s\n",
> + mISDNDevName4ch(&l2->ch), __func__);
> + return;
> + }
> +
Again you have indented this code incorrectly.
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