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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

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