linux-kernel - [PATCH] apparmor: remove redundant pointer 'info'

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-next>] [day] [month] [year] [list]

Message-Id: <20180714161905.5403-1-colin.king@canonical.com>
Date:   Sat, 14 Jul 2018 17:19:05 +0100
From:   Colin King <colin.king@...onical.com>
To:     John Johansen <john.johansen@...onical.com>,
        James Morris <jmorris@...ei.org>,
        "Serge E . Hallyn" <serge@...lyn.com>,
        linux-security-module@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] apparmor: remove redundant pointer 'info'

From: Colin Ian King <colin.king@...onical.com>

Pointer 'info' is being assigned but is never used hence it is
redundant and can be removed.

Cleans up clang warning:
warning: variable 'info' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 security/apparmor/domain.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c
index 098d546d8253..410d9ce09861 100644
--- a/security/apparmor/domain.c
+++ b/security/apparmor/domain.c
@@ -1006,7 +1006,6 @@ static struct aa_label *build_change_hat(struct aa_profile *profile,
 					 const char *name, bool sibling)
 {
 	struct aa_profile *root, *hat = NULL;
-	const char *info = NULL;
 	int error = 0;
 
 	if (sibling && PROFILE_IS_HAT(profile)) {
@@ -1014,7 +1013,6 @@ static struct aa_label *build_change_hat(struct aa_profile *profile,
 	} else if (!sibling && !PROFILE_IS_HAT(profile)) {
 		root = aa_get_profile(profile);
 	} else {
-		info = "conflicting target types";
 		error = -EPERM;
 		goto audit;
 	}
@@ -1025,10 +1023,8 @@ static struct aa_label *build_change_hat(struct aa_profile *profile,
 		if (COMPLAIN_MODE(profile)) {
 			hat = aa_new_null_profile(profile, true, name,
 						  GFP_KERNEL);
-			if (!hat) {
-				info = "failed null profile create";
+			if (!hat)
 				error = -ENOMEM;
-			}
 		}
 	}
 	aa_put_profile(root);
-- 
2.17.1