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| author | Kees Cook <keescook@chromium.org> | 2014-05-22 11:51:04 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2014-07-07 10:12:56 -0700 |
| commit | 6945915e7f949e213c525d4eb244be87ec92f3d1 (patch) | |
| tree | 284e98cf0402cc53cfdae22c7719d4ed9a413779 /kernel/torture.c | |
| parent | 9bee2c6fb49d93678e4fb506a911c0b5ffe455ee (diff) | |
| download | lwn-6945915e7f949e213c525d4eb244be87ec92f3d1.tar.gz lwn-6945915e7f949e213c525d4eb244be87ec92f3d1.zip | |
torture: Avoid format string leak to thead name
Since the torture-test thread creation interface does not include
format string arguments, this commit makes sure the name can never be
accidentally processed as a format string.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'kernel/torture.c')
| -rw-r--r-- | kernel/torture.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/torture.c b/kernel/torture.c index 40bb511cca48..d600af21f022 100644 --- a/kernel/torture.c +++ b/kernel/torture.c @@ -708,7 +708,7 @@ int _torture_create_kthread(int (*fn)(void *arg), void *arg, char *s, char *m, int ret = 0; VERBOSE_TOROUT_STRING(m); - *tp = kthread_run(fn, arg, s); + *tp = kthread_run(fn, arg, "%s", s); if (IS_ERR(*tp)) { ret = PTR_ERR(*tp); VERBOSE_TOROUT_ERRSTRING(f); |