Re: [PATCH] net/smc: loop in smc_listen

Karsten Graul
2021-11-22T07:28:51Z

On 20/11/2021 08:54, Daxing Guo wrote:
> From: Guo DaXing <guodaxing@huawei.com>
>
> The kernel_listen function in smc_listen will fail when all the available
> ports are occupied. At this point smc->clcsock->sk->sk_data_ready has
> been changed to smc_clcsock_data_ready. When we call smc_listen again,
> now both smc->clcsock->sk->sk_data_ready and smc->clcsk_data_ready point
> to the smc_clcsock_data_ready function.
>
> The smc_clcsock_data_ready() function calls lsmc->clcsk_data_ready which
> now points to itself resulting in an infinite loop.
>
> This patch restores smc->clcsock->sk->sk_data_ready with the old value.
>
> Signed-off-by: Guo DaXing <guodaxing@huawei.com>
> ---

Thanks for your patch, I will pick it up and submit it to the net tree.