linux-kernel - RE: [PATCH] seq_buf: avoid type mismatch for seq_buf

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Date:   Mon, 26 Oct 2020 16:37:39 +0000
From:   "Rojewski, Cezary" <cezary.rojewski@...el.com>
To:     Arnd Bergmann <arnd@...nel.org>
CC:     Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        "Jiri Kosina" <jkosina@...e.cz>, Petr Mladek <pmladek@...e.cz>,
        Arnd Bergmann <arnd@...db.de>,
        Piotr Maziarz <piotrx.maziarz@...ux.intel.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] seq_buf: avoid type mismatch for seq_buf_init

On 2020-10-26 5:10 PM, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> Building with W=2 prints a number of warnings for one function that
> has a pointer type mismatch:
> 
> linux/seq_buf.h: In function 'seq_buf_init':
> linux/seq_buf.h:35:12: warning: pointer targets in assignment from 'unsigned char *' to 'char *' differ in signedness [-Wpointer-sign]
> 
> Change the type in the function prototype according to the type in
> the structure.
> 
> Fixes: 9a7777935c34 ("tracing: Convert seq_buf fields to be like seq_file fields")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---

Reviewed-by: Cezary Rojewski <cezary.rojewski@...el.com>

Thanks,
Czarek