[linux-stable-rc:linux-4.19.y 562/625] userfaultfd.c:138:1: error: expected identifier or '(' before '}' token

From: kernel test robot
Date: Tue Aug 03 2021 - 08:15:36 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.19.y
head: 7d0b2cf6631fd9776096a6a1bc52a89946f15d4c
commit: f96dfc7ce42c44533fb630e1ca6dad7cf48f803a [562/625] selftest: use mmap instead of posix_memalign to allocate memory
config: x86_64-rhel-8.3-kselftests (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=f96dfc7ce42c44533fb630e1ca6dad7cf48f803a
git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
git fetch --no-tags linux-stable-rc linux-4.19.y
git checkout f96dfc7ce42c44533fb630e1ca6dad7cf48f803a
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash -C tools/testing/selftests install

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

Note: the linux-stable-rc/linux-4.19.y HEAD 7d0b2cf6631fd9776096a6a1bc52a89946f15d4c builds fine.
It only hurts bisectibility.

All error/warnings (new ones prefixed by >>):

userfaultfd.c: In function 'anon_allocate_area':
>> userfaultfd.c:134:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
134 | if (*alloc_area == MAP_FAILED)
| ^~
userfaultfd.c:136:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
136 | *alloc_area = NULL;
| ^
userfaultfd.c: At top level:
>> userfaultfd.c:138:1: error: expected identifier or '(' before '}' token
138 | }
| ^

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