Remove redundant sanity checks from ipsec[46]_common_input_cb().
This check already has been done in the each protocol callback.
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12e19f5a90
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0495eb656a
@ -334,14 +334,6 @@ ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip,
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sproto == IPPROTO_IPCOMP,
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("unexpected security protocol %u", sproto));
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/* Sanity check */
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if (m == NULL) {
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DPRINTF(("%s: null mbuf", __func__));
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IPSEC_ISTAT(sproto, badkcr);
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KEY_FREESAV(&sav);
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return EINVAL;
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}
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if (skip != 0) {
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/*
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* Fix IPv4 header
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@ -615,14 +607,6 @@ ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip,
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sproto == IPPROTO_IPCOMP,
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("unexpected security protocol %u", sproto));
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/* Sanity check */
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if (m == NULL) {
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DPRINTF(("%s: null mbuf", __func__));
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IPSEC_ISTAT(sproto, badkcr);
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error = EINVAL;
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goto bad;
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}
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/* Fix IPv6 header */
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if (m->m_len < sizeof(struct ip6_hdr) &&
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(m = m_pullup(m, sizeof(struct ip6_hdr))) == NULL) {
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