crypto: skcipher - Fix driver name helper

The helper crypto_skcipher_driver_name was returning the alg
name and not the driver name.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

include/crypto/skcipher.h

@@ -234,7 +234,7 @@ static inline int crypto_has_skcipher(const char *alg_name, u32 type,
 static inline const char *crypto_skcipher_driver_name(
 	struct crypto_skcipher *tfm)
 {
-	return crypto_tfm_alg_name(crypto_skcipher_tfm(tfm));
+	return crypto_tfm_alg_driver_name(crypto_skcipher_tfm(tfm));
 }
 
 /**