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Re: [Qemu-devel] [PATCH] linux-user: Fix the load of ELF files that have
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From: |
Richard Henderson |
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Subject: |
Re: [Qemu-devel] [PATCH] linux-user: Fix the load of ELF files that have no "useful" symbol |
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Date: |
Wed, 01 Jun 2011 06:19:38 -0700 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc14 Thunderbird/3.1.10 |
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 <address@hidden>
> Signed-off-by: Yves JANIN <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
r~