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Don't dereference NULL is pf_get_mtag() fails.

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PR:		200222
Submitted by:	Franco Fichtner <franco opnsense.org>
This commit is contained in:
Gleb Smirnoff 2015-05-18 15:05:12 +00:00
parent d485dbc7d8
commit b7f69c506d
1 changed files with 14 additions and 12 deletions
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26
sys/netpfil/pf/pf.c
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@ -5903,13 +5903,14 @@ done:
((pd.pf_mtag = pf_get_mtag(m)) == NULL)) {
action = PF_DROP;
REASON_SET(&reason, PFRES_MEMORY);
} else {
if (pqid || (pd.tos & IPTOS_LOWDELAY))
pd.pf_mtag->qid = r->pqid;
else
pd.pf_mtag->qid = r->qid;
/* Add hints for ecn. */
pd.pf_mtag->hdr = h;
}
if (pqid || (pd.tos & IPTOS_LOWDELAY))
pd.pf_mtag->qid = r->pqid;
else
pd.pf_mtag->qid = r->qid;
/* add hints for ecn */
pd.pf_mtag->hdr = h;
}
#endif /* ALTQ */
@ -6332,13 +6333,14 @@ done:
((pd.pf_mtag = pf_get_mtag(m)) == NULL)) {
action = PF_DROP;
REASON_SET(&reason, PFRES_MEMORY);
} else {
if (pd.tos & IPTOS_LOWDELAY)
pd.pf_mtag->qid = r->pqid;
else
pd.pf_mtag->qid = r->qid;
/* Add hints for ecn. */
pd.pf_mtag->hdr = h;
}
if (pd.tos & IPTOS_LOWDELAY)
pd.pf_mtag->qid = r->pqid;
else
pd.pf_mtag->qid = r->qid;
/* add hints for ecn */
pd.pf_mtag->hdr = h;
}
#endif /* ALTQ */