linux-kernel - Re: [PATCH] staging: r8188eu: core: Remove rtw_mfree_all

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Message-ID: <20210805102835.GI22532@kadam>
Date:   Thu, 5 Aug 2021 13:28:36 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Larry Finger <Larry.Finger@...inger.net>
Cc:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-staging@...ts.linux.dev, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] staging: r8188eu: core: Remove rtw_mfree_all_stainfo()

On Wed, Aug 04, 2021 at 01:10:37PM -0500, Larry Finger wrote:
> On 8/4/21 10:09 AM, Larry Finger wrote:
> > In other Realtek drivers, the while loop has a call to
> > rtw_mfree_stainfo(psta). That routine does not exist in this driver, but
> > I think it should. In a few rare instances, the driver leaks some memory
> > - this missing code may explain that. In any case, this patch should be
> > dropped as the fix will require testing.
> 
> After looking at the original code for several other drivers, routine
> rtw_mfree_stainfo() just ends up calling a couple of routines that free a
> spinlock. That operation for Windows and FreeBSD is not trivial, but for
> Linux, the routine does nothing. Thus, despite its name, rtw_mfree_stainfo()
> does not free anything, and it can be deleted.
> 
> The original patch is
> 
> Acked-by: Larry Finger <Larry.Finger@...inger.net>

Thanks, Larry!

Acked-by: Dan Carpenter <dan.carpenter@...cle.com>

regards,
dan carpenter