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Message-Id: <1604817942-3755-1-git-send-email-alex.shi@linux.alibaba.com>
Date: Sun, 8 Nov 2020 14:45:42 +0800
From: Alex Shi <alex.shi@...ux.alibaba.com>
To: unlisted-recipients:; (no To-header on input)
Cc: Casey Schaufler <casey@...aufler-ca.com>,
James Morris <jmorris@...ei.org>,
"Serge E. Hallyn" <serge@...lyn.com>,
linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] security/smack: remove unused varible 'rc'
This varible isn't used and can be removed to avoid a gcc warning:
security/smack/smack_lsm.c:3873:6: warning: variable ‘rc’ set but not
used [-Wunused-but-set-variable]
Signed-off-by: Alex Shi <alex.shi@...ux.alibaba.com>
Cc: Casey Schaufler <casey@...aufler-ca.com>
Cc: James Morris <jmorris@...ei.org>
Cc: "Serge E. Hallyn" <serge@...lyn.com>
Cc: linux-security-module@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
security/smack/smack_lsm.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 5c90b9fa4d40..9994fcfafd70 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -3870,7 +3870,6 @@ static struct smack_known *smack_from_netlbl(struct sock *sk, u16 family,
struct netlbl_lsm_secattr secattr;
struct socket_smack *ssp = NULL;
struct smack_known *skp = NULL;
- int rc;
netlbl_secattr_init(&secattr);
@@ -3880,7 +3879,7 @@ static struct smack_known *smack_from_netlbl(struct sock *sk, u16 family,
if (netlbl_skbuff_getattr(skb, family, &secattr) == 0) {
skp = smack_from_secattr(&secattr, ssp);
if (secattr.flags & NETLBL_SECATTR_CACHEABLE)
- rc = netlbl_cache_add(skb, family, &skp->smk_netlabel);
+ netlbl_cache_add(skb, family, &skp->smk_netlabel);
}
netlbl_secattr_destroy(&secattr);
--
1.8.3.1
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