Re: [PATCH] pstore/blk: Use "%lu" to format unsigned long

From: Kees Cook
Date: Tue Jun 29 2021 - 17:12:27 EST


On Tue, 29 Jun 2021 12:37:00 +0200, Geert Uytterhoeven wrote:
> On 32-bit:
>
> fs/pstore/blk.c: In function ‘__best_effort_init’:
> include/linux/kern_levels.h:5:18: warning: format ‘%zu’ expects argument of type ‘size_t’, but argument 3 has type ‘long unsigned int’ [-Wformat=]
> 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
> | ^~~~~~
> include/linux/kern_levels.h:14:19: note: in expansion of macro ‘KERN_SOH’
> 14 | #define KERN_INFO KERN_SOH "6" /* informational */
> | ^~~~~~~~
> include/linux/printk.h:373:9: note: in expansion of macro ‘KERN_INFO’
> 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~~~
> fs/pstore/blk.c:314:3: note: in expansion of macro ‘pr_info’
> 314 | pr_info("attached %s (%zu) (no dedicated panic_write!)\n",
> | ^~~~~~~

Applied to for-next/pstore, thanks!

[1/1] pstore/blk: Use "%lu" to format unsigned long
https://git.kernel.org/kees/c/c5d4fb2539ca

--
Kees Cook