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Remove M_PKTHDR from m_getm2() in icl_pdu_append_data().

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ip_data_mbuf is always appended to ip_bhs_mbuf, so it does not need own
packet header.  This change first avoids allocation/initialization of the
header, and then avoids dropping one when it later gets to socket buffer.

MFC after:	2 weeks
This commit is contained in:
Alexander Motin 2017-02-13 20:36:28 +00:00
parent 8f3bba2d35
commit 898fd11f5e
1 changed files with 1 additions and 1 deletions
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2
sys/dev/iscsi/icl_soft.c
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@ -1087,7 +1087,7 @@ icl_pdu_append_data(struct icl_pdu *request, const void *addr, size_t len,
KASSERT(len > 0, ("len == 0")); KASSERT(len > 0, ("len == 0"));
newmb = m_getm2(NULL, len, flags, MT_DATA, M_PKTHDR); newmb = m_getm2(NULL, len, flags, MT_DATA, 0);
if (newmb == NULL) { if (newmb == NULL) {
ICL_WARN("failed to allocate mbuf for %zd bytes", len); ICL_WARN("failed to allocate mbuf for %zd bytes", len);
return (ENOMEM); return (ENOMEM);