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| author | Bastian Blank <bastian@waldi.eu.org> | 2007-04-23 14:41:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-24 08:23:08 -0700 |
| commit | 91fcd412e957f433e9f1abeb0b1926dbeb66ca80 (patch) | |
| tree | 0ae836c99a78db1e4a962ce064c471a79c9e20f3 | |
| parent | 94e22e13ad063c614b458a019b428ffc118e5c06 (diff) | |
| download | linux-stable-91fcd412e957f433e9f1abeb0b1926dbeb66ca80.tar.gz linux-stable-91fcd412e957f433e9f1abeb0b1926dbeb66ca80.tar.bz2 linux-stable-91fcd412e957f433e9f1abeb0b1926dbeb66ca80.zip | |
Allow reading tainted flag as user
The commit 34f5a39899f3f3e815da64f48ddb72942d86c366 restricted reading
of the tainted value. The attached patch changes this back to a
write-only check and restores the read behaviour of older versions.
Signed-off-by: Bastian Blank <bastian@waldi.eu.org>
Cc: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | kernel/sysctl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 1b255df4fcd0..c904748f2290 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1676,7 +1676,7 @@ static int proc_dointvec_taint(ctl_table *table, int write, struct file *filp, { int op; - if (!capable(CAP_SYS_ADMIN)) + if (write && !capable(CAP_SYS_ADMIN)) return -EPERM; op = OP_OR; |