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From: AlexChen <alex.chen@huawei.com>
To: Viktor Prutyanov <viktor.prutyanov@phystech.edu>
Cc: zhengchuan@huawei.com, qemu-devel@nongnu.org,
	zhang.zhanghailiang@huawei.com
Subject: Re: elf2dmp: Fix memory leak on main() error paths
Date: Fri, 4 Sep 2020 09:04:39 +0800	[thread overview]
Message-ID: <5F5192A7.4030805@huawei.com> (raw)
In-Reply-To: <5F463659.8080101@huawei.com>

Kindly ping.

On 2020/8/26 18:15, AlexChen wrote:
> From: AlexChen <alex.chen@huawei.com>
> 
> The 'kdgb' is allocating memory in get_kdbg(), but it is not freed
> in both fill_header() and fill_context() failed branches, fix it.
> 
> Signed-off-by: AlexChen <alex.chen@huawei.com>
> ---
>  contrib/elf2dmp/main.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/contrib/elf2dmp/main.c b/contrib/elf2dmp/main.c
> index 9a2dbc2902..ac746e49e0 100644
> --- a/contrib/elf2dmp/main.c
> +++ b/contrib/elf2dmp/main.c
> @@ -568,12 +568,12 @@ int main(int argc, char *argv[])
>      if (fill_header(&header, &ps, &vs, KdDebuggerDataBlock, kdbg,
>              KdVersionBlock, qemu_elf.state_nr)) {
>          err = 1;
> -        goto out_pdb;
> +        goto out_kdbg;
>      }
> 
>      if (fill_context(kdbg, &vs, &qemu_elf)) {
>          err = 1;
> -        goto out_pdb;
> +        goto out_kdbg;
>      }
> 
>      if (write_dump(&ps, &header, argv[2])) {
> 




  reply	other threads:[~2020-09-04  1:06 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-26 10:15 elf2dmp: Fix memory leak on main() error paths AlexChen
2020-09-04  1:04 ` AlexChen [this message]
2020-09-07  1:24 ` Li Qiang
2020-09-10 20:33 ` Viktor Prutyanov
2020-09-11  4:18 ` Thomas Huth
2020-09-11  7:01   ` Laurent Vivier

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