linux-kernel - [PATCH] crypto: Correct kzalloc error test

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Message-ID: <Pine.LNX.4.58.0804291536220.1185@pc-041.diku.dk>
Date:	Tue, 29 Apr 2008 15:38:15 +0200 (MEST)
From:	Julia Lawall <julia@...u.dk>
To:	herbert@...dor.apana.org.au, davem@...emloft.net,
	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [PATCH] crypto: Correct kzalloc error test

From: Julia Lawall <julia@...u.dk>

Normally, kzalloc returns NULL or a valid pointer value, not a value to be
tested using IS_ERR.

Signed-off-by: Julia Lawall <julia@...u.dk>
---
diff -u -p  a/crypto/cryptd.c b/crypto/cryptd.c
--- a/crypto/cryptd.c	2008-04-16 13:27:56.000000000 +0200
+++ b/crypto/cryptd.c	2008-04-29 15:29:54.000000000 +0200
@@ -190,7 +190,7 @@ static struct crypto_instance *cryptd_al
 	int err;

 	inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL);
-	if (IS_ERR(inst))
+	if (!inst)
 		goto out;

 	err = -ENAMETOOLONG;
--
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