Fixes the following W=1 kernel build warning(s):

 drivers/crypto/bcm/cipher.c:1048: warning: Function parameter or member 'req' 
not described in 'spu_aead_rx_sg_create'
 drivers/crypto/bcm/cipher.c:2966: warning: Function parameter or member 
'cipher' not described in 'rfc4543_gcm_esp_setkey'
 drivers/crypto/bcm/cipher.c:2966: warning: Function parameter or member 'key' 
not described in 'rfc4543_gcm_esp_setkey'
 drivers/crypto/bcm/cipher.c:2966: warning: Function parameter or member 
'keylen' not described in 'rfc4543_gcm_esp_setkey'

Cc: Herbert Xu <herb...@gondor.apana.org.au>
Cc: "David S. Miller" <da...@davemloft.net>
Cc: Rob Rice <rob.r...@broadcom.com>
Cc: linux-crypto@vger.kernel.org
Signed-off-by: Lee Jones <lee.jo...@linaro.org>
---
 drivers/crypto/bcm/cipher.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/bcm/cipher.c b/drivers/crypto/bcm/cipher.c
index 851b149f71701..053315e260c22 100644
--- a/drivers/crypto/bcm/cipher.c
+++ b/drivers/crypto/bcm/cipher.c
@@ -1019,6 +1019,7 @@ static void handle_ahash_resp(struct iproc_reqctx_s *rctx)
  * a SPU response message for an AEAD request. Includes buffers to catch SPU
  * message headers and the response data.
  * @mssg:      mailbox message containing the receive sg
+ * @req:       Crypto API request
  * @rctx:      crypto request context
  * @rx_frag_num: number of scatterlist elements required to hold the
  *             SPU response message
@@ -2952,9 +2953,9 @@ static int aead_gcm_esp_setkey(struct crypto_aead *cipher,
 
 /**
  * rfc4543_gcm_esp_setkey() - setkey operation for RFC4543 variant of GCM/GMAC.
- * cipher: AEAD structure
- * key:    Key followed by 4 bytes of salt
- * keylen: Length of key plus salt, in bytes
+ * @cipher: AEAD structure
+ * @key:    Key followed by 4 bytes of salt
+ * @keylen: Length of key plus salt, in bytes
  *
  * Extracts salt from key and stores it to be prepended to IV on each request.
  * Digest is always 16 bytes
-- 
2.25.1

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