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Re: [PATCH v2] hw/char/exynos4210_uart: Fix memleaks in exynos4210_uart_


From: Peter Maydell
Subject: Re: [PATCH v2] hw/char/exynos4210_uart: Fix memleaks in exynos4210_uart_init
Date: Thu, 13 Feb 2020 13:16:02 +0000

On Thu, 13 Feb 2020 at 10:09, Philippe Mathieu-Daudé <address@hidden> wrote:
>
> On 2/13/20 3:56 AM, address@hidden wrote:
> > From: Chen Qun <address@hidden>
> >
> > It's easy to reproduce as follow:
> > virsh qemu-monitor-command vm1 --pretty '{"execute": 
> > "device-list-properties",
> > "arguments":{"typename":"exynos4210.uart"}}'
> >
> > ASAN shows memory leak stack:
> >    #1 0xfffd896d71cb in g_malloc0 (/lib64/libglib-2.0.so.0+0x571cb)
> >    #2 0xaaad270beee3 in timer_new_full /qemu/include/qemu/timer.h:530
> >    #3 0xaaad270beee3 in timer_new /qemu/include/qemu/timer.h:551
> >    #4 0xaaad270beee3 in timer_new_ns /qemu/include/qemu/timer.h:569
> >    #5 0xaaad270beee3 in exynos4210_uart_init 
> > /qemu/hw/char/exynos4210_uart.c:677
> >    #6 0xaaad275c8f4f in object_initialize_with_type /qemu/qom/object.c:516
> >    #7 0xaaad275c91bb in object_new_with_type /qemu/qom/object.c:684
> >    #8 0xaaad2755df2f in qmp_device_list_properties 
> > /qemu/qom/qom-qmp-cmds.c:152
> >
> > Reported-by: Euler Robot <address@hidden>
> > Signed-off-by: Chen Qun <address@hidden>
> > ---
> > Changes V2 to V1:
> > -Keep s->wordtime in exynos4210_uart_init (Base on Eduardo and Philippe's 
> > comments).
>
> Thanks.
>
> Reviewed-by: Philippe Mathieu-Daudé <address@hidden>



Applied to target-arm.next, thanks.

-- PMM



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