security/smack: remove unused varible 'rc' (9b0072e2) · Commits · 戴 / test

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@linux.alibaba.com> Cc: Casey Schaufler <casey@schaufler-ca.com> Cc: James Morris <jmorris@namei.org> Cc: "Serge E. Hallyn" <serge@hallyn.com> Cc: linux-security-module@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by:

Casey Schaufler <casey@schaufler-ca.com>

security/smack/smack_lsm.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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);

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