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From: Simon Horman <horms@kernel.org>
To: Baoquan He <bhe@redhat.com>
Cc: kexec@lists.infradead.org
Subject: Re: [PATCH] util_lib/elf_info.c: fix a warning
Date: Fri, 22 Mar 2024 21:09:58 +0000	[thread overview]
Message-ID: <20240322210958.GC387537@kernel.org> (raw)
In-Reply-To: <20240321073037.823696-1-bhe@redhat.com>

On Thu, Mar 21, 2024 at 03:30:37PM +0800, Baoquan He wrote:
> There's a incorrect array operation in function scan_vmcoreinfo(), it
> will cause below warning message.
> 
> -----------------------
> util_lib/elf_info.c: In function ‘scan_vmcoreinfo’:
> util_lib/elf_info.c:360:43: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
>   360 |                         temp_buf[len + 1] = '\0';
>       |                         ~~~~~~~~~~~~~~~~~~^~~~~~
> util_lib/elf_info.c:319:14: note: at offset 1024 into destination object ‘temp_buf’ of size 1024
>   319 |         char temp_buf[1024];
>       |              ^~~~~~~~
> ---------------------
> 
> Fix it to avoid oob access of array.
> 
> Signed-off-by: Baoquan He <bhe@redhat.com>

Thanks, applied.

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      reply	other threads:[~2024-03-22 21:10 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-21  7:30 [PATCH] util_lib/elf_info.c: fix a warning Baoquan He
2024-03-22 21:09 ` Simon Horman [this message]

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