Subject: Re: [PATCH 8/9] ALSA: aoa: avoid false-positive format truncation warning

From: Takashi Iwai <[email-masked]>
Date: Wed, 27 Mar 2024 10:54:12 +0100

On Tue, 26 Mar 2024 23:38:07 +0100,
Arnd Bergmann wrote:
> 
> From: Arnd Bergmann <[email-masked]>
> 
> clang warns about what it interprets as a truncated snprintf:
> 
> sound/aoa/soundbus/i2sbus/core.c:171:6: error: 'snprintf' will always be truncated; specified size is 6, but format string expands to at least 7 [-Werror,-Wformat-truncation-non-kprintf]
> 
> The actual problem here is that it does not understand the special
> %pOFn format string and assumes that it is a pointer followed by
> the string "OFn", which would indeed not fit.
> 
> Slightly increasing the size of the buffer to its natural alignment
> avoids the warning, as it is now long enough for the correct and
> the incorrect interprations.
> 
> Fixes: b917d58dcfaa ("ALSA: aoa: Convert to using %pOFn instead of device_node.name")
> Signed-off-by: Arnd Bergmann <[email-masked]>

Applied this one now to sound.git tree.  Thanks.

Takashi