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-rw-r--r--crypto/af_alg.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index dc3ddef69..5a790f446 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -155,6 +155,7 @@ EXPORT_SYMBOL_GPL(af_alg_release_parent);
static int alg_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
{
+ const u32 forbidden = CRYPTO_ALG_INTERNAL;
struct sock *sk = sock->sk;
struct alg_sock *ask = alg_sk(sk);
struct sockaddr_alg *sa = (void *)uaddr;
@@ -180,7 +181,9 @@ static int alg_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
if (IS_ERR(type))
return PTR_ERR(type);
- private = type->bind(sa->salg_name, sa->salg_feat, sa->salg_mask);
+ private = type->bind(sa->salg_name,
+ sa->salg_feat & ~forbidden,
+ sa->salg_mask & ~forbidden);
if (IS_ERR(private)) {
module_put(type->owner);
return PTR_ERR(private);