From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 26 Mar 2015 09:13:12 +0000
Subject: [patch -next] crypto: algif - signedness bug in skcipher_recvmsg_async()
Message-Id: <20150326091312.GA21084@mwanda>
List-Id: <kernel-janitors.vger.kernel.org>
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To: Herbert Xu <herbert@gondor.apana.org.au>, Tadeusz Struk <tadeusz.struk@intel.com>
Cc: "David S. Miller" <davem@davemloft.net>, linux-crypto@vger.kernel.org, kernel-janitors@vger.kernel.org

This needs to be signed because af_alg_make_sg() returns negative error
codes.

Fixes: a596999b7ddf ('crypto: algif - change algif_skcipher to be asynchronous')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 506eb5f..142430f 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -537,7 +537,7 @@ static int skcipher_recvmsg_async(struct socket *sock, struct msghdr *msg,
 
 	while (iov_iter_count(&msg->msg_iter)) {
 		struct skcipher_async_rsgl *rsgl;
-		unsigned long used;
+		long used;
 
 		if (!ctx->used) {
 			err = skcipher_wait_for_data(sk, flags);