linux-kernel - Re: [PATCH 2/4] proc: detect duplicate names on registration

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20071116084526.81569440.randy.dunlap@oracle.com>
Date:	Fri, 16 Nov 2007 08:45:26 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Alexey Dobriyan <adobriyan@...ru>
Cc:	akpm@...l.org, linux-kernel@...r.kernel.org, devel@...nvz.org
Subject: Re: [PATCH 2/4] proc: detect duplicate names on registration

On Fri, 16 Nov 2007 18:08:40 +0300 Alexey Dobriyan wrote:

> Andrew, please drop procfs-detect-duplicate-names.patch and apply this
> instead.
> ------------
> [PATCH] proc: detect duplicate names on registration
> 
> From: Zhang Rui <rui.zhang@...el.com>
> 
> Print a warning if PDE is registered with a name which already exists in
> target directory.
> 
> Bug report and a simple fix can be found here:
> http://bugzilla.kernel.org/show_bug.cgi?id=8798
> 
> [\n fixlet and no undescriptive variable usage --adobriyan]
> Signed-off-by: Zhang Rui <rui.zhang@...el.com>
> Signed-off-by: Alexey Dobriyan <adobriyan@...ru>
> ---
> 
>  fs/proc/generic.c |   10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> --- a/fs/proc/generic.c
> +++ b/fs/proc/generic.c

> @@ -536,6 +537,15 @@ static int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp
>  	}
>  
>  	spin_lock(&proc_subdir_lock);
> +
> +	for (tmp = dir->subdir; tmp; tmp = tmp->next)
> +		if (strcmp(tmp->name, dp->name) == 0) {
> +			printk(KERN_WARNING "PDE '%s' already registered\n",
> +				dp->name);
> +			dump_stack();
> +			break;
> +		}
> +

Please just s/PDE/proc_dir_entry/.

---
~Randy
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/