linux-kernel - linux-next: build failure after merge of the selinux tree

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Date: Wed, 27 Mar 2024 13:10:44 +1100
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Paul Moore <paul@...l-moore.com>
Cc: Christian Göttsche <cgzones@...glemail.com>, Linux
 Kernel Mailing List <linux-kernel@...r.kernel.org>, Linux Next Mailing List
 <linux-next@...r.kernel.org>
Subject: linux-next: build failure after merge of the selinux tree

Hi all,

After merging the selinux tree, today's linux-next build (i386 defconfig)
failed like this:

In file included from include/linux/kernel.h:31,
                 from security/selinux/ss/ebitmap.c:16:
security/selinux/ss/ebitmap.c: In function 'ebitmap_read':
include/linux/kern_levels.h:5:25: error: format '%ld' expects argument of type 'long int', but argument 3 has type 'u32' {aka 'unsigned int'} [-Werror=format=]
    5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
      |                         ^~~~~~
include/linux/printk.h:429:25: note: in definition of macro 'printk_index_wrap'
  429 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
      |                         ^~~~
include/linux/printk.h:500:9: note: in expansion of macro 'printk'
  500 |         printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
      |         ^~~~~~
include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH'
   11 | #define KERN_ERR        KERN_SOH "3"    /* error conditions */
      |                         ^~~~~~~~
include/linux/printk.h:500:16: note: in expansion of macro 'KERN_ERR'
  500 |         printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
      |                ^~~~~~~~
security/selinux/ss/ebitmap.c:464:17: note: in expansion of macro 'pr_err'
  464 |                 pr_err("SELinux: ebitmap: high bit %d is not equal to the expected value %ld\n",
      |                 ^~~~~~
cc1: all warnings being treated as errors

Caused by commit

  0142c56682fb ("selinux: reject invalid ebitmaps")

I have reverted that commit for today.

-- 
Cheers,
Stephen Rothwell

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