Re: linux-next: build warning after merge of the sound tree

Takashi Iwai
2024-09-02T06:21:30Z

On Mon, 02 Sep 2024 05:29:04 +0200,
Stephen Rothwell wrote:
>
> Hi all,
>
> After merging the sound tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> In file included from include/asm-generic/bug.h:22,
> from arch/arm/include/asm/bug.h:60,
> from include/linux/bug.h:5,
> from include/linux/io.h:12,
> from sound/core/pcm_memory.c:7:
> sound/core/pcm_memory.c: In function 'snd_pcm_lib_preallocate_proc_write':
> include/linux/kern_levels.h:5:25: warning: format '%zu' expects argument of type 'size_t', but argument 7 has type 'long unsigned int' [-Wformat=]
> 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
> | ^~~~~~
> include/linux/printk.h:135:25: note: in definition of macro 'no_printk'
> 135 | _printk(fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/kern_levels.h:15:25: note: in expansion of macro 'KERN_SOH'
> 15 | #define KERN_DEBUG KERN_SOH "7" /* debug-level messages */
> | ^~~~~~~~
> include/linux/printk.h:620:19: note: in expansion of macro 'KERN_DEBUG'
> 620 | no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~~~~
> sound/core/pcm_memory.c:215:33: note: in expansion of macro 'pr_debug'
> 215 | pr_debug("ALSA pcmC%dD%d%c,%d:%s: cannot preallocate for size %zu\n",
> | ^~~~~~~~
>
> Introduced by commit
>
> 43b42ed438bf ("ALSA: pcm: Fix the previous conversion to kstrtoul()")

My bad, will submit the fix patch.

thanks,

Takashi