From: Eric Leblond <eric@regit.org>
Date: Tue, 11 Jun 2019 20:05:34 +0000 (+0200)
Subject: util-ebpf: early exit if no map
X-Git-Tag: suricata-5.0.0-rc1~288
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c938dbde27eb99bf19195e9ab2ae266d874f7468;p=thirdparty%2Fsuricata.git

util-ebpf: early exit if no map
---

diff --git a/src/util-ebpf.c b/src/util-ebpf.c
index 59f434a4cf..e4d4e45d64 100644
--- a/src/util-ebpf.c
+++ b/src/util-ebpf.c
@@ -664,6 +664,9 @@ static int EBPFForEachFlowV4Table(ThreadVars *th_v, LiveDevice *dev, const char
                                   )
 {
     int mapfd = EBPFGetMapFDByName(dev->dev, name);
+    if (mapfd == -1)
+        return -1;
+
     struct flowv4_keys key = {}, next_key;
     int found = 0;
     unsigned int i;
@@ -770,6 +773,9 @@ static int EBPFForEachFlowV6Table(ThreadVars *th_v,
                                   )
 {
     int mapfd = EBPFGetMapFDByName(dev->dev, name);
+    if (mapfd == -1)
+        return -1;
+
     struct flowv6_keys key = {}, next_key;
     int found = 0;
     unsigned int i;