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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-10 21:31:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-10 21:31:58 -0700 |
| commit | c8d6637d0497d62093dbba0694c7b3a80b79bfe1 (patch) | |
| tree | 4ef432511fa6fa959429e1fc961fb186f1745e54 /include/linux/kernel.h | |
| parent | 801a71a858631109a64bf30b1c480b0a18386605 (diff) | |
| parent | 76215b04fd297c008b91ece732ed36e67e0181fa (diff) | |
| download | linux-c8d6637d0497d62093dbba0694c7b3a80b79bfe1.tar.gz | |
Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux
Pull module updates from Rusty Russell:
"This finally applies the stricter sysfs perms checking we pulled out
before last merge window. A few stragglers are fixed (thanks
linux-next!)"
* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
arch/powerpc/platforms/powernv/opal-dump.c: fix world-writable sysfs files
arch/powerpc/platforms/powernv/opal-elog.c: fix world-writable sysfs files
drivers/video/fbdev/s3c2410fb.c: don't make debug world-writable.
ARM: avoid ARM binutils leaking ELF local symbols
scripts: modpost: Remove numeric suffix pattern matching
scripts: modpost: fix compilation warning
sysfs: disallow world-writable files.
module: return bool from within_module*()
module: add within_module() function
modules: Fix build error in moduleloader.h
Diffstat (limited to 'include/linux/kernel.h')
| -rw-r--r-- | include/linux/kernel.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 31ae66f34235e1..95624bed87ef6f 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -845,5 +845,7 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { } /* User perms >= group perms >= other perms */ \ BUILD_BUG_ON_ZERO(((perms) >> 6) < (((perms) >> 3) & 7)) + \ BUILD_BUG_ON_ZERO((((perms) >> 3) & 7) < ((perms) & 7)) + \ + /* Other writable? Generally considered a bad idea. */ \ + BUILD_BUG_ON_ZERO((perms) & 2) + \ (perms)) #endif |