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| author | Francois-Xavier Le Bail <fx.lebail@yahoo.com> | 2015-01-06 20:31:20 +0100 |
|---|---|---|
| committer | Francois-Xavier Le Bail <fx.lebail@yahoo.com> | 2015-01-06 20:31:20 +0100 |
| commit | 7919239704a0291711ef8116d50cf166d430064d (patch) | |
| tree | 04e72afea28523c6ffa2730962df20037fd733f3 /pcap-netfilter-linux.c | |
| parent | 474b29947d8e710f39392c02343a3b5db86b9698 (diff) | |
Linux netfilter queue interface: fix a Coverity warning
The warning was:
CID 1261748: Explicit null dereferenced (FORWARD_NULL)
Dereferencing null pointer "nfg".
Diffstat (limited to 'pcap-netfilter-linux.c')
| -rw-r--r-- | pcap-netfilter-linux.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pcap-netfilter-linux.c b/pcap-netfilter-linux.c index c086d949..9e61e455 100644 --- a/pcap-netfilter-linux.c +++ b/pcap-netfilter-linux.c @@ -196,7 +196,8 @@ netfilter_read_linux(pcap_t *handle, int max_packets, pcap_handler callback, u_c /* XXX, possible responses: NF_DROP, NF_ACCEPT, NF_STOLEN, NF_QUEUE, NF_REPEAT, NF_STOP */ /* if type == NFQUEUE, handle->linktype is always != DLT_NFLOG, so nfg is always initialized to NLMSG_DATA(nlh). */ - nfqueue_send_verdict(handle, ntohs(nfg->res_id), id, NF_ACCEPT); + if (nfg != NULL) + nfqueue_send_verdict(handle, ntohs(nfg->res_id), id, NF_ACCEPT); } } |