Simplify sctp_delayed_cksum() a bit.
MFC after: 3 days.
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78102c2f8b
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=215301
@ -124,18 +124,16 @@ sctp_delayed_cksum(struct mbuf *m, uint32_t offset)
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#if defined(SCTP_WITH_NO_CSUM)
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panic("sctp_delayed_cksum() called when using no SCTP CRC.");
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#else
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struct ip *ip;
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uint32_t checksum;
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ip = mtod(m, struct ip *);
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checksum = sctp_calculate_cksum(m, offset);
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SCTP_STAT_DECR(sctps_sendhwcrc);
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SCTP_STAT_INCR(sctps_sendswcrc);
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offset += offsetof(struct sctphdr, checksum);
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if (offset + sizeof(uint32_t) > (uint32_t) (m->m_len)) {
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printf("delayed m_pullup, m->len: %d off: %d p: %d\n",
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(uint32_t) m->m_len, offset, ip->ip_p);
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printf("sctp_delayed_cksum(): m->len: %d, off: %d.\n",
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(uint32_t) m->m_len, offset);
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/*
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* XXX this shouldn't happen, but if it does, the correct
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* behavior may be to insert the checksum in the appropriate
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