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From: Greg KH <gregkh@linuxfoundation.org>
To: Prateek Sood <prsood@codeaurora.org>
Cc: rafael@kernel.org, sramana@codeaurora.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] drivers: core: Remove glue dirs early only when refcount is 1
Date: Fri, 24 May 2019 21:04:09 +0200	[thread overview]
Message-ID: <20190524190409.GA29565@kroah.com> (raw)
In-Reply-To: <1556711999-16898-1-git-send-email-prsood@codeaurora.org>

On Wed, May 01, 2019 at 05:29:59PM +0530, Prateek Sood wrote:
> While loading firmware blobs parallely in different threads, it is possible
> to free sysfs node of glue_dirs in device_del() from a thread while another
> thread is trying to add subdir from device_add() in glue_dirs sysfs node.

<snip>

Is this the same fix that:
	Subject: [PATCH v4] driver core: Fix use-after-free and double free on glue directory
is also trying to fix?

Why is it doing so in such a different way?

thanks,

greg k-h

      parent reply	other threads:[~2019-05-24 19:04 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-30 13:55 [PATCH] drivers: core: Remove glue dirs early only when refcount is 1 Prateek Sood
2019-05-01  4:22 ` [PATCH V2] " Prateek Sood
2019-05-01  6:53   ` Greg KH
2019-05-01 11:59     ` [PATCH v3] " Prateek Sood
2019-05-06  5:11       ` Prateek Sood
2019-05-06  6:21         ` Greg KH
2019-05-24 19:04       ` Greg KH [this message]

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