From 1c8fca1d92e14859159a82b8a380d220139b7344 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Wed, 3 Jul 2013 15:01:15 -0700 Subject: crypto: sanitize argument for format string The template lookup interface does not provide a way to use format strings, so make sure that the interface cannot be abused accidentally. Signed-off-by: Kees Cook Cc: Herbert Xu Cc: "David S. Miller" Cc: Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- crypto/algapi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'crypto') diff --git a/crypto/algapi.c b/crypto/algapi.c index 6149a6e0964..7a1ae87f168 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -495,7 +495,8 @@ static struct crypto_template *__crypto_lookup_template(const char *name) struct crypto_template *crypto_lookup_template(const char *name) { - return try_then_request_module(__crypto_lookup_template(name), name); + return try_then_request_module(__crypto_lookup_template(name), "%s", + name); } EXPORT_SYMBOL_GPL(crypto_lookup_template); -- cgit v1.2.3-70-g09d2