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

Started byKees Cook <keescook@chromium.org>
First post2016-01-12 19:10 +0100
Last post2016-01-12 19:10 +0100
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  [RESEND][PATCH] Staging: unisys: fix potential format string leak Kees Cook <keescook@chromium.org> - 2016-01-12 19:10 +0100

#1307706 — [RESEND][PATCH] Staging: unisys: fix potential format string leak

FromKees Cook <keescook@chromium.org>
Date2016-01-12 19:10 +0100
Subject[RESEND][PATCH] Staging: unisys: fix potential format string leak
Message-ID<qQbyj-4DG-25@gated-at.bofh.it>
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@chromium.org>
---
 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);
-- 
2.6.3


-- 
Kees Cook
Chrome OS & Brillo Security

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