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Date: Thu, 2 Jun 2011 10:51:15 -0300 From: Lucas De Marchi <lucas.demarchi@...fusion.mobi> To: "Eric W. Biederman" <ebiederm@...ssion.com> Cc: Jesper Juhl <jj@...osbits.net>, linux-kernel@...r.kernel.org, Nick Piggin <npiggin@...nel.dk>, Christoph Hellwig <hch@....de>, Al Viro <viro@...iv.linux.org.uk> Subject: Re: [PATCH] sysctl: remove impossible condition check On Thu, Jun 2, 2011 at 10:40 AM, Eric W. Biederman <ebiederm@...ssion.com> wrote: >> Looking again at the code, I'm wondering if this is not actually a >> bug. There might be entries with procname == NULL, meaning they are >> not mirrored in /proc. What seems wrong is the condition in the for(). >> It should stop when all fields are 0 (meaning the end of the table) >> instead of stopping when procname is NULL. > > It is not a bug. The condition was originally p->ctlname then > it became p->ctlname || p->procname and then finally I was able to > kill ctl_name. > > What you see is a left over that didn't get removed. > Alright then. > This is also the second time in the last couple of weeks someone has > sent this patch. > > There is some ongoing work to make sysctl scale better that with > any luck should be ready for 3.1. Decide which version of this > patch you like and please resend, and I will add this to my > sysctl tree. There's also the same thing in this file, in scan() function. I'll add it to the previous patch and resend. thanks Lucas De Marchi -- 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/
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