Re: [PATCH][securityfs][2.6.34] Drop dentry reference count whenmknod fails

From: Greg KH
Date: Thu Jul 15 2010 - 13:11:53 EST


On Thu, Jul 15, 2010 at 01:25:06PM +0100, Tvrtko Ursulin wrote:
>
> lookup_one_len increments dentry reference count which is not decremented
> when the create operation fails. This can cause a kernel BUG at
> fs/dcache.c:676 at unmount time. Also error code returned when new_inode()
> fails was replaced with more appropriate -ENOMEM.
>

Nice, thanks for finding and fixing this, great job.

> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxx>

Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

thanks,

greg k-h
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