[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH] dump: fix note_name_equal()
From: |
Laszlo Ersek |
Subject: |
Re: [Qemu-devel] [PATCH] dump: fix note_name_equal() |
Date: |
Tue, 12 Dec 2017 16:14:27 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 |
On 12/12/17 16:09, Marc-André Lureau wrote:
> Use the function argument "name" instead of hardcoded
> "VMCOREINFO". All callers use "VMCOREINFO" as argument, so this isn't
> an exposed bug, thankfully.
>
> Simplify a little bit the code while touching this.
>
> Suggested-by: Andrew Jones <address@hidden>
> Reported-by: Laszlo Ersek <address@hidden>
> Signed-off-by: Marc-André Lureau <address@hidden>
> ---
> dump.c | 7 +------
> 1 file changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/dump.c b/dump.c
> index d4a8c942eb..e9dfed060a 100644
> --- a/dump.c
> +++ b/dump.c
> @@ -788,12 +788,7 @@ static bool note_name_equal(DumpState *s,
> get_note_sizes(s, note, &head_size, &name_size, NULL);
> head_size = ROUND_UP(head_size, 4);
>
> - if (name_size != len ||
> - memcmp(note + head_size, "VMCOREINFO", len)) {
> - return false;
> - }
> -
> - return true;
> + return name_size == len && memcmp(note + head_size, name, len) == 0;
> }
>
> /* write common header, sub header and elf note to vmcore */
>
Reviewed-by: Laszlo Ersek <address@hidden>