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Correct a bug introduced in 1.26: M_PKTHDR is set in the 'flags'

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argument, not the 'type' argument.  As a result of the buf, the
MAC label on some packet header mbufs might not be set in mbufs
allocated using m_getcl(), resulting in a page fault.

Obtained from:	TrustedBSD Project
Sponsored by:	DARPA, NAI Labs
This commit is contained in:
Robert Watson 2002-08-07 20:15:29 +00:00
parent a8ee7a0256
commit 55ac5e1861
1 changed files with 1 additions and 1 deletions
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2
sys/kern/subr_mbuf.c
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@ -1463,7 +1463,7 @@ m_getcl(int how, short type, int flags)
_mext_init_ref(mb, &cl_refcntmap[cl2ref(mb->m_ext.ext_buf)]);
}
#ifdef MAC
if ((type & M_PKTHDR) && (mac_init_mbuf(mb, how) != 0)) {
if ((flags & M_PKTHDR) && (mac_init_mbuf(mb, how) != 0)) {
m_free(mb);
return NULL;
}