Merge tag 'v4.4.214' into 10

[sagit-ice-cold/kernel_xiaomi_msm8998.git] / crypto / algapi.c

diff --git a/crypto/algapi.c b/crypto/algapi.c
index 9d26d01..de64ec5 100644 (file)
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -993,6 +993,21 @@ unsigned int crypto_alg_extsize(struct crypto_alg *alg)
 }
 EXPORT_SYMBOL_GPL(crypto_alg_extsize);
 
+int crypto_type_has_alg(const char *name, const struct crypto_type *frontend,
+                       u32 type, u32 mask)
+{
+       int ret = 0;
+       struct crypto_alg *alg = crypto_find_alg(name, frontend, type, mask);
+
+       if (!IS_ERR(alg)) {
+               crypto_mod_put(alg);
+               ret = 1;
+       }
+
+       return ret;
+}
+EXPORT_SYMBOL_GPL(crypto_type_has_alg);
+
 static int __init crypto_algapi_init(void)
 {
        crypto_init_proc();