From 6eae29e7e7144d01a6d6af111d232b36cdd30f51 Mon Sep 17 00:00:00 2001 From: Eric Biggers Date: Sat, 2 Apr 2016 10:54:56 -0500 Subject: [PATCH] crypto: doc - document correct return value for request allocation Signed-off-by: Eric Biggers Signed-off-by: Herbert Xu --- Documentation/DocBook/crypto-API.tmpl | 6 +++--- include/crypto/aead.h | 3 +-- include/crypto/hash.h | 3 +-- include/crypto/skcipher.h | 3 +-- include/linux/crypto.h | 3 +-- 5 files changed, 7 insertions(+), 11 deletions(-) diff --git a/Documentation/DocBook/crypto-API.tmpl b/Documentation/DocBook/crypto-API.tmpl index 348619fcafb8..d55dc5a39bad 100644 --- a/Documentation/DocBook/crypto-API.tmpl +++ b/Documentation/DocBook/crypto-API.tmpl @@ -1936,9 +1936,9 @@ static int test_skcipher(void) } req = skcipher_request_alloc(skcipher, GFP_KERNEL); - if (IS_ERR(req)) { - pr_info("could not allocate request queue\n"); - ret = PTR_ERR(req); + if (!req) { + pr_info("could not allocate skcipher request\n"); + ret = -ENOMEM; goto out; } diff --git a/include/crypto/aead.h b/include/crypto/aead.h index 957bb8763219..75174f80a106 100644 --- a/include/crypto/aead.h +++ b/include/crypto/aead.h @@ -405,8 +405,7 @@ static inline void aead_request_set_tfm(struct aead_request *req, * encrypt and decrypt API calls. During the allocation, the provided aead * handle is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct aead_request *aead_request_alloc(struct crypto_aead *tfm, gfp_t gfp) diff --git a/include/crypto/hash.h b/include/crypto/hash.h index 1969f1416658..26605888a199 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -547,8 +547,7 @@ static inline void ahash_request_set_tfm(struct ahash_request *req, * the allocation, the provided ahash handle * is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct ahash_request *ahash_request_alloc( struct crypto_ahash *tfm, gfp_t gfp) diff --git a/include/crypto/skcipher.h b/include/crypto/skcipher.h index 905490c1da89..0f987f50bb52 100644 --- a/include/crypto/skcipher.h +++ b/include/crypto/skcipher.h @@ -425,8 +425,7 @@ static inline struct skcipher_request *skcipher_request_cast( * encrypt and decrypt API calls. During the allocation, the provided skcipher * handle is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct skcipher_request *skcipher_request_alloc( struct crypto_skcipher *tfm, gfp_t gfp) diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 99c94899ad0f..6e28c895c376 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -948,8 +948,7 @@ static inline struct ablkcipher_request *ablkcipher_request_cast( * encrypt and decrypt API calls. During the allocation, the provided ablkcipher * handle is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct ablkcipher_request *ablkcipher_request_alloc( struct crypto_ablkcipher *tfm, gfp_t gfp) -- 2.11.0