Bluetooth: Remove unneeded variable assignment in hmac_sha256

The variable ret does not need to be assigned when declaring it. So
remove this initial assignment.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>

diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c
index e60603a..016cdb6 100644 (file)
--- a/net/bluetooth/amp.c
+++ b/net/bluetooth/amp.c
@@ -133,8 +133,8 @@ struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr,
 /* AMP crypto key generation interface */
 static int hmac_sha256(u8 *key, u8 ksize, char *plaintext, u8 psize, u8 *output)
 {
-       int ret = 0;
        struct crypto_shash *tfm;
+       int ret;
 
        if (!ksize)
                return -EINVAL;