X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=crypto%2Fauthenc.c;h=e1223559d5dfd233cbc15184c9dc607fb34fae2e;hb=7806f60e1d205db46eca6ad24429b3f86eda2588;hp=1875e7026e8f7fad661e2051cdc139f733d6c19a;hpb=ab53f22e2e2dbb60d4eb1b505776f03da4aa9bdc;p=firefly-linux-kernel-4.4.55.git

diff --git a/crypto/authenc.c b/crypto/authenc.c
index 1875e7026e8f..e1223559d5df 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -380,9 +380,10 @@ static void crypto_authenc_encrypt_done(struct crypto_async_request *req,
 	if (!err) {
 		struct crypto_aead *authenc = crypto_aead_reqtfm(areq);
 		struct crypto_authenc_ctx *ctx = crypto_aead_ctx(authenc);
-		struct ablkcipher_request *abreq = aead_request_ctx(areq);
-		u8 *iv = (u8 *)(abreq + 1) +
-			 crypto_ablkcipher_reqsize(ctx->enc);
+		struct authenc_request_ctx *areq_ctx = aead_request_ctx(areq);
+		struct ablkcipher_request *abreq = (void *)(areq_ctx->tail
+							    + ctx->reqoff);
+		u8 *iv = (u8 *)abreq - crypto_ablkcipher_ivsize(ctx->enc);
 
 		err = crypto_authenc_genicv(areq, iv, 0);
 	}