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Diffstat (limited to 'crypto/akcipher.c')
-rw-r--r--crypto/akcipher.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/crypto/akcipher.c b/crypto/akcipher.c
index 7d5cf4939423..f866085c8a4a 100644
--- a/crypto/akcipher.c
+++ b/crypto/akcipher.c
@@ -90,11 +90,12 @@ static const struct crypto_type crypto_akcipher_type = {
.tfmsize = offsetof(struct crypto_akcipher, base),
};
-int crypto_grab_akcipher(struct crypto_akcipher_spawn *spawn, const char *name,
- u32 type, u32 mask)
+int crypto_grab_akcipher(struct crypto_akcipher_spawn *spawn,
+ struct crypto_instance *inst,
+ const char *name, u32 type, u32 mask)
{
spawn->base.frontend = &crypto_akcipher_type;
- return crypto_grab_spawn(&spawn->base, name, type, mask);
+ return crypto_grab_spawn(&spawn->base, inst, name, type, mask);
}
EXPORT_SYMBOL_GPL(crypto_grab_akcipher);
@@ -146,6 +147,8 @@ EXPORT_SYMBOL_GPL(crypto_unregister_akcipher);
int akcipher_register_instance(struct crypto_template *tmpl,
struct akcipher_instance *inst)
{
+ if (WARN_ON(!inst->free))
+ return -EINVAL;
akcipher_prepare_alg(&inst->alg);
return crypto_register_instance(tmpl, akcipher_crypto_instance(inst));
}