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author | Kees Cook <keescook@chromium.org> | 2013-07-03 15:04:58 -0700 |
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committer | Chanho Park <chanho61.park@samsung.com> | 2014-11-18 11:51:23 +0900 |
commit | 0a62b8507fa2b9d277d50eb415dc1c3c21320e53 (patch) | |
tree | 82d83d66b8f01a9eae7f66db66a32d41453218c0 /kernel/rcutree.c | |
parent | 9e6d533d0c4d4ae271b87cb81219ac3e2f89f9e0 (diff) | |
download | linux-3.10-0a62b8507fa2b9d277d50eb415dc1c3c21320e53.tar.gz linux-3.10-0a62b8507fa2b9d277d50eb415dc1c3c21320e53.tar.bz2 linux-3.10-0a62b8507fa2b9d277d50eb415dc1c3c21320e53.zip |
upstream: drivers: avoid parsing names as kthread_run() format strings
Calling kthread_run with a single name parameter causes it to be handled
as a format string. Many callers are passing potentially dynamic string
content, so use "%s" in those cases to avoid any potential accidents.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/rcutree.c')
-rw-r--r-- | kernel/rcutree.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 35380019f0f..131b2fb5442 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -3120,7 +3120,7 @@ static int __init rcu_spawn_gp_kthread(void) struct task_struct *t; for_each_rcu_flavor(rsp) { - t = kthread_run(rcu_gp_kthread, rsp, rsp->name); + t = kthread_run(rcu_gp_kthread, rsp, "%s", rsp->name); BUG_ON(IS_ERR(t)); rnp = rcu_get_root(rsp); raw_spin_lock_irqsave(&rnp->lock, flags); |