Commit-ID: 6945915e7f949e213c525d4eb244be87ec92f3d1
Gitweb: http://git.kernel.org/tip/6945915e7f949e213c525d4eb244be87ec92f3d1
Author: Kees Cook <keescook@xxxxxxxxxxxx>
AuthorDate: Thu, 22 May 2014 11:51:04 -0700
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Mon, 7 Jul 2014 10:12:56 -0700
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@xxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
---
kernel/torture.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/torture.c b/kernel/torture.c
index 40bb511..d600af2 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);
--
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