Smack: fix dereferenced before check
This patch fixes the warning reported by smatch: security/smack/smack_lsm.c:2872 smack_socket_connect() warn: variable dereferenced before check 'sock->sk' (see line 2869) Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com> Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
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@ -2866,12 +2866,16 @@ static int smack_socket_connect(struct socket *sock, struct sockaddr *sap,
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#endif
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#ifdef SMACK_IPV6_SECMARK_LABELING
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struct smack_known *rsp;
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struct socket_smack *ssp = sock->sk->sk_security;
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struct socket_smack *ssp;
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#endif
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if (sock->sk == NULL)
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return 0;
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#ifdef SMACK_IPV6_SECMARK_LABELING
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ssp = sock->sk->sk_security;
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#endif
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switch (sock->sk->sk_family) {
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case PF_INET:
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if (addrlen < sizeof(struct sockaddr_in))
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