From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Dumazet <eric.dumazet@gmail.com>
Subject: Re: [PATCH] UNIX: Do not loop forever at unix_autobind().
Date: Sat, 04 Sep 2010 12:55:29 +0200
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To: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
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Le samedi 04 septembre 2010 =C3=A0 18:31 +0900, Tetsuo Handa a =C3=A9cr=
it :
> +		cond_resched();
> +		/* Give up if all names seems to be in use. */
> +		if (retries++ =3D=3D 0xFFFFF) {
> +			err =3D -ENOMEM;
> +			kfree(addr);
> +			goto out;
> +		}
>  		goto retry;
>  	}
>  	addr->hash ^=3D sk->sk_type;

Yes, but please use a different error code, its not ENOMEM...
maybe EBUSY or ENOSPC ...