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From: Insu Yun <wuninsu@gmail.com>
To: philipp.reisner@linbit.com, lars.ellenberg@linbit.com,
	drbd-dev@lists.linbit.com, linux-kernel@vger.kernel.org
Cc: taesoo@gatech.edu, yeongjin.jang@gatech.edu, insu@gatech.edu,
	changwoo@gatech.edu, Insu Yun <wuninsu@gmail.com>
Subject: [PATCH] drbd: correctly handling failed crypto_alloc_hash
Date: Mon, 15 Feb 2016 21:26:25 -0500	[thread overview]
Message-ID: <1455589585-7275-1-git-send-email-wuninsu@gmail.com> (raw)

crypto_alloc_hash returns an error code, not NULL.

Signed-off-by: Insu Yun <wuninsu@gmail.com>
---
 drivers/block/drbd/drbd_receiver.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 1957fe8..9063462 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3403,7 +3403,7 @@ static int receive_protocol(struct drbd_connection *connection, struct packet_in
 		 */
 
 		peer_integrity_tfm = crypto_alloc_hash(integrity_alg, 0, CRYPTO_ALG_ASYNC);
-		if (!peer_integrity_tfm) {
+		if (IS_ERR(peer_integrity_tfm)) {
 			drbd_err(connection, "peer data-integrity-alg %s not supported\n",
 				 integrity_alg);
 			goto disconnect;
-- 
1.9.1

             reply	other threads:[~2016-02-16  2:26 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-16  2:26 Insu Yun [this message]
2016-02-16  9:08 ` Lars Ellenberg

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