linux-kernel - [PATCH] rxrpc: fix ptr

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Date:	Sun, 5 Jun 2016 07:17:19 +0800
From:	kbuild test robot <fengguang.wu@...el.com>
To:	unlisted-recipients:; (no To-header on input)
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org,
	David Howells <dhowells@...hat.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	netdev@...r.kernel.org
Subject: [PATCH] rxrpc: fix ptr_ret.cocci warnings

net/rxrpc/rxkad.c:1165:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

CC: David Howells <dhowells@...hat.com>
Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---

 rxkad.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -1162,9 +1162,7 @@ static int rxkad_init(void)
 	/* pin the cipher we need so that the crypto layer doesn't invoke
 	 * keventd to go get it */
 	rxkad_ci = crypto_alloc_skcipher("pcbc(fcrypt)", 0, CRYPTO_ALG_ASYNC);
-	if (IS_ERR(rxkad_ci))
-		return PTR_ERR(rxkad_ci);
-	return 0;
+	return PTR_ERR_OR_ZERO(rxkad_ci);
 }
 
 /*