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From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v5 2/2] dlmalloc: fix malloc range at end of ram
Date: Sun, 5 May 2019 07:38:10 -0400	[thread overview]
Message-ID: <20190505113810.GG31207@bill-the-cat> (raw)
In-Reply-To: <71a5ea6e-a001-1f1a-cab7-af503d62f086@gmail.com>

On Sat, May 04, 2019 at 08:16:38PM +0200, Simon Goldschmidt wrote:
> Tom,
> 
> Am 26.04.2019 um 13:00 schrieb Marek Vasut:
> >On 4/26/19 12:19 PM, Simon Goldschmidt wrote:
> >>On Fri, Apr 26, 2019 at 11:56 AM Marek Vasut <marek.vasut@gmail.com> wrote:
> >>>
> >>>On 4/26/19 11:36 AM, Simon Goldschmidt wrote:
> >>>>On Fri, Apr 26, 2019 at 11:32 AM Marek Vasut <marek.vasut@gmail.com> wrote:
> >>>>>
> >>>>>On 4/26/19 8:19 AM, Simon Goldschmidt wrote:
> >>>>>>Marek Vasut <marek.vasut@gmail.com> schrieb am Fr., 26. Apr. 2019, 00:22:
> >>>>>>
> >>>>>>>On 4/25/19 9:22 PM, Simon Goldschmidt wrote:
> >>>>>>>>If the malloc range passed to mem_malloc_init() is at the end of address
> >>>>>>>>range and 'start + size' overflows to 0, following allocations fail as
> >>>>>>>>mem_malloc_end is zero (which looks like uninitialized).
> >>>>>>>>
> >>>>>>>>Fix this by subtracting 1 of 'start + size' overflows to zero.
> >>>>>>>>
> >>>>>>>>Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
> 
> Since there's no way this fits without breaking smartweb, I'd rather drop
> this for now in order to get 1/2 accepted.

I thought that with 1/2 this fit again, with gcc-7.3 at least?  Thanks!

-- 
Tom
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  reply	other threads:[~2019-05-05 11:38 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-25 19:22 [U-Boot] [PATCH v5 1/2] spl: fix linker size check off-by-one errors Simon Goldschmidt
2019-04-25 19:22 ` [U-Boot] [PATCH v5 2/2] dlmalloc: fix malloc range at end of ram Simon Goldschmidt
2019-04-25 22:22   ` Marek Vasut
2019-04-26  6:19     ` Simon Goldschmidt
2019-04-26  9:32       ` Marek Vasut
2019-04-26  9:36         ` Simon Goldschmidt
2019-04-26  9:56           ` Marek Vasut
2019-04-26 10:19             ` Simon Goldschmidt
2019-04-26 11:00               ` Marek Vasut
2019-05-04 18:16                 ` Simon Goldschmidt
2019-05-05 11:38                   ` Tom Rini [this message]
2019-05-05 17:55                     ` Simon Goldschmidt
2019-05-05 18:12                       ` Tom Rini
2019-04-27 20:17 ` [U-Boot] [PATCH v5 1/2] spl: fix linker size check off-by-one errors Simon Goldschmidt
2019-05-06 11:14 ` Tom Rini

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