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(parent: 76681c8) | patch
sysfs: disallow world-writable files.
authorRusty Russell <rusty@rustcorp.com.au>
Sat, 26 Jul 2014 21:56:01 +0000 (07:26 +0930)
committerRusty Russell <rusty@rustcorp.com.au>
Sun, 27 Jul 2014 11:22:45 +0000 (20:52 +0930)
commit37549e94c77a94a9c32b5ae3313a3801cb66adf9
tree5fc99f283d749e7ff869e3c0253979be5bb0d15ftree | snapshot
parent76681c8faa07f9e07caa3cc69f235c8719b2a6eacommit | diff
sysfs: disallow world-writable files.

This check was introduced in 2006 by Alexey Dobriyan (9774a1f54f173)
for module parameters; we removed it when we unified the check into
VERIFY_OCTAL_PERMISSIONS() as sysfs didn't have the same requirement.
Now all those users are fixed, reintroduce it.

Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Dave Jones <davej@redhat.com>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
include/linux/kernel.h diff | blob | history
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