From: Eric Biggers <ebiggers3@gmail.com> To: linux-fscrypt@vger.kernel.org, "Theodore Y . Ts'o" <tytso@mit.edu> Cc: linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-mtd@lists.infradead.org, Jaegeuk Kim <jaegeuk@kernel.org>, Eric Biggers <ebiggers@google.com> Subject: [PATCH 01/14] fscrypt: remove unnecessary NULL check when allocating skcipher Date: Fri, 23 Mar 2018 12:23:45 -0700 [thread overview] Message-ID: <20180323192358.95691-2-ebiggers3@gmail.com> (raw) In-Reply-To: <20180323192358.95691-1-ebiggers3@gmail.com> From: Eric Biggers <ebiggers@google.com> crypto_alloc_skcipher() returns an ERR_PTR() on failure, not NULL. Remove the unnecessary check for NULL. Signed-off-by: Eric Biggers <ebiggers@google.com> --- fs/crypto/keyinfo.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index 96a1eae9e51d..8099388f5581 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -320,8 +320,8 @@ int fscrypt_get_encryption_info(struct inode *inode) goto out; } ctfm = crypto_alloc_skcipher(cipher_str, 0, 0); - if (!ctfm || IS_ERR(ctfm)) { - res = ctfm ? PTR_ERR(ctfm) : -ENOMEM; + if (IS_ERR(ctfm)) { + res = PTR_ERR(ctfm); pr_debug("%s: error %d (inode %lu) allocating crypto tfm\n", __func__, res, inode->i_ino); goto out; -- 2.17.0.rc0.231.g781580f067-goog
WARNING: multiple messages have this Message-ID (diff)
From: Eric Biggers <ebiggers3@gmail.com> To: linux-fscrypt@vger.kernel.org, "Theodore Y . Ts'o" <tytso@mit.edu> Cc: Jaegeuk Kim <jaegeuk@kernel.org>, linux-ext4@vger.kernel.org, linux-mtd@lists.infradead.org, Eric Biggers <ebiggers@google.com>, linux-f2fs-devel@lists.sourceforge.net Subject: [PATCH 01/14] fscrypt: remove unnecessary NULL check when allocating skcipher Date: Fri, 23 Mar 2018 12:23:45 -0700 [thread overview] Message-ID: <20180323192358.95691-2-ebiggers3@gmail.com> (raw) In-Reply-To: <20180323192358.95691-1-ebiggers3@gmail.com> From: Eric Biggers <ebiggers@google.com> crypto_alloc_skcipher() returns an ERR_PTR() on failure, not NULL. Remove the unnecessary check for NULL. Signed-off-by: Eric Biggers <ebiggers@google.com> --- fs/crypto/keyinfo.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index 96a1eae9e51d..8099388f5581 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -320,8 +320,8 @@ int fscrypt_get_encryption_info(struct inode *inode) goto out; } ctfm = crypto_alloc_skcipher(cipher_str, 0, 0); - if (!ctfm || IS_ERR(ctfm)) { - res = ctfm ? PTR_ERR(ctfm) : -ENOMEM; + if (IS_ERR(ctfm)) { + res = PTR_ERR(ctfm); pr_debug("%s: error %d (inode %lu) allocating crypto tfm\n", __func__, res, inode->i_ino); goto out; -- 2.17.0.rc0.231.g781580f067-goog ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot
next prev parent reply other threads:[~2018-03-23 19:23 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-03-23 19:23 [PATCH 00/14] fscrypt: improved logging and other cleanups Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` Eric Biggers [this message] 2018-03-23 19:23 ` [PATCH 01/14] fscrypt: remove unnecessary NULL check when allocating skcipher Eric Biggers 2018-03-23 19:23 ` [PATCH 02/14] fscrypt: remove error messages for skcipher_request_alloc() failure Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 03/14] fscrypt: remove WARN_ON_ONCE() when decryption fails Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 04/14] fscrypt: remove stale comment from fscrypt_d_revalidate() Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 05/14] fscrypt: don't clear flags on crypto transform Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 06/14] fscrypt: don't special-case EOPNOTSUPP from fscrypt_get_encryption_info() Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 07/14] fscrypt: drop max_namelen check from fname_decrypt() Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 08/14] fscrypt: drop empty name " Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 09/14] fscrypt: make fscrypt_operations.max_namelen an integer Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 10/14] fscrypt: remove unnecessary check for non-logon key type Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 11/14] fscrypt: remove internal key size constants Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 12/14] fscrypt: use a common logging function Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 13/14] fscrypt: separate key lookup from key derivation Eric Biggers 2018-03-23 19:23 ` Eric Biggers 2018-03-23 19:23 ` [PATCH 14/14] fscrypt: only derive the needed portion of the key Eric Biggers 2018-03-23 19:23 ` Eric Biggers
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