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authorJulia Lawall <Julia.Lawall@lip6.fr>2013-01-22 12:29:26 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2013-02-04 21:16:53 +0800
commit3e8afe35c36fa0e928e038667709966a71a9cfa5 (patch)
treeb74592dd4ec5e9fdcb89abf82374ecd9cd2e89b8 /crypto/blkcipher.c
parent7b5c253c88ae5f6770e426b1d3f135be75483200 (diff)
downloadlinux-3e8afe35c36fa0e928e038667709966a71a9cfa5.tar.gz
crypto: use ERR_CAST
Replace PTR_ERR followed by ERR_PTR by ERR_CAST, to be more concise.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression err,x;
@@
-       err = PTR_ERR(x);
        if (IS_ERR(x))
-                return ERR_PTR(err);
+                return ERR_CAST(x);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/blkcipher.c')
-rw-r--r--crypto/blkcipher.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index a8d85a1d670e..e9e7244d5ef5 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c
@@ -588,18 +588,16 @@ struct crypto_instance *skcipher_geniv_alloc(struct crypto_template *tmpl,
 	int err;
 
 	algt = crypto_get_attr_type(tb);
-	err = PTR_ERR(algt);
 	if (IS_ERR(algt))
-		return ERR_PTR(err);
+		return ERR_CAST(algt);
 
 	if ((algt->type ^ (CRYPTO_ALG_TYPE_GIVCIPHER | CRYPTO_ALG_GENIV)) &
 	    algt->mask)
 		return ERR_PTR(-EINVAL);
 
 	name = crypto_attr_alg_name(tb[1]);
-	err = PTR_ERR(name);
 	if (IS_ERR(name))
-		return ERR_PTR(err);
+		return ERR_CAST(name);
 
 	inst = kzalloc(sizeof(*inst) + sizeof(*spawn), GFP_KERNEL);
 	if (!inst)