From 59c17ec1690fd76ce6ae586daac29b04601be3e0 Mon Sep 17 00:00:00 2001
From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Sun, 17 Dec 2006 12:10:25 -0600
Subject: [PATCH] [SCSI] iscsi: fix crypto_alloc_hash() error check

The return value of crypto_alloc_hash() should be checked by
IS_ERR().

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
 drivers/scsi/iscsi_tcp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index 61e3a6124c4b..888968631471 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -1777,13 +1777,13 @@ iscsi_tcp_conn_create(struct iscsi_cls_session *cls_session, uint32_t conn_idx)
 	tcp_conn->tx_hash.tfm = crypto_alloc_hash("crc32c", 0,
 						  CRYPTO_ALG_ASYNC);
 	tcp_conn->tx_hash.flags = 0;
-	if (!tcp_conn->tx_hash.tfm)
+	if (IS_ERR(tcp_conn->tx_hash.tfm))
 		goto free_tcp_conn;
 
 	tcp_conn->rx_hash.tfm = crypto_alloc_hash("crc32c", 0,
 						  CRYPTO_ALG_ASYNC);
 	tcp_conn->rx_hash.flags = 0;
-	if (!tcp_conn->rx_hash.tfm)
+	if (IS_ERR(tcp_conn->rx_hash.tfm))
 		goto free_tx_tfm;
 
 	return cls_conn;