[PATCH] Staging: unisys: fix potential format string leak

From: Kees Cook
Date: Tue Dec 08 2015 - 16:07:39 EST


Since "name" is always used directly, force "%s" for the kthread
format string to avoid any potential format string leaks.

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
drivers/staging/unisys/visorhba/visorhba_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/unisys/visorhba/visorhba_main.c b/drivers/staging/unisys/visorhba/visorhba_main.c
index c119f20dfd44..89712144f804 100644
--- a/drivers/staging/unisys/visorhba/visorhba_main.c
+++ b/drivers/staging/unisys/visorhba/visorhba_main.c
@@ -167,7 +167,7 @@ static int visor_thread_start(struct visor_thread_info *thrinfo,
{
/* used to stop the thread */
init_completion(&thrinfo->has_stopped);
- thrinfo->task = kthread_run(threadfn, thrcontext, name);
+ thrinfo->task = kthread_run(threadfn, thrcontext, "%s", name);
if (IS_ERR(thrinfo->task)) {
thrinfo->id = 0;
return PTR_ERR(thrinfo->task);
--
1.9.1


--
Kees Cook
Chrome OS & Brillo Security
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