linux-kernel - [PATCH 06/13] fscrypto: crypto_alloc_skcipher() always returns an ERR

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Message-Id: <1459660924-2960-7-git-send-email-ebiggers3@gmail.com>
Date:	Sun,  3 Apr 2016 00:21:57 -0500
From:	Eric Biggers <ebiggers3@...il.com>
To:	linux-fsdevel@...r.kernel.org
Cc:	linux-f2fs-devel@...ts.sourceforge.net, linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org, jaegeuk@...nel.org, tytso@....edu,
	mhalcrow@...gle.com, Eric Biggers <ebiggers3@...il.com>
Subject: [PATCH 06/13] fscrypto: crypto_alloc_skcipher() always returns an ERR_PTR(), never NULL

Signed-off-by: Eric Biggers <ebiggers3@...il.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 33296c0..cb06351 100644
--- a/fs/crypto/keyinfo.c
+++ b/fs/crypto/keyinfo.c
@@ -208,8 +208,8 @@ retry:
 		goto out;
 got_key:
 	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);
 		printk(KERN_DEBUG
 		       "%s: error %d (inode %u) allocating crypto tfm\n",
 		       __func__, res, (unsigned) inode->i_ino);
-- 
2.7.4