crypto: ccm - use local variables instead of indirect references

The variable odata has been introduced into the function scope as
a variable and should be used directly.
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/ccm.c

@@ -218,7 +218,7 @@ static int crypto_ccm_auth(struct aead_request *req, struct scatterlist *plain,
 		cryptlen += ilen;
 	}
 
-	ahash_request_set_crypt(ahreq, plain, pctx->odata, cryptlen);
+	ahash_request_set_crypt(ahreq, plain, odata, cryptlen);
 	err = crypto_ahash_finup(ahreq);
 out:
 	return err;