From: Richard Henderson <rth@twiddle.net>
To: "Cédric VINCENT" <cedric.vincent@st.com>
Cc: Yves JANIN <yves.janin@st.com>, Riku Voipio <riku.voipio@iki.fi>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] linux-user: Fix the load of ELF files that have no "useful" symbol
Date: Wed, 01 Jun 2011 06:19:38 -0700 [thread overview]
Message-ID: <4DE63C6A.6060603@twiddle.net> (raw)
In-Reply-To: <1306931798-2475-1-git-send-email-cedric.vincent@st.com>
On 06/01/2011 05:36 AM, Cédric VINCENT wrote:
> This patch fixes a "double free()" due to "realloc(syms, 0)" in the
> loader when the ELF file has no "useful" symbol, as with the following
> example (compiled with "sh4-linux-gcc -nostdlib"):
>
> .text
> .align 1
> .global _start
> _start:
> mov #1, r3
> trapa #40 // syscall(__NR_exit)
> nop
>
> The bug appears when the log (option "-d") is enabled.
>
> Signed-off-by: Cédric VINCENT <cedric.vincent@st.com>
> Signed-off-by: Yves JANIN <yves.janin@st.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
r~
prev parent reply other threads:[~2011-06-01 13:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-01 12:36 [Qemu-devel] [PATCH] linux-user: Fix the load of ELF files that have no "useful" symbol Cédric VINCENT
2011-06-01 13:19 ` Richard Henderson [this message]
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