c-collectd: fixed possible undefined behavior

Signed-off-by: Toni Uhlig <matzeton@googlemail.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/examples/c-collectd/c-collectd.c b/examples/c-collectd/c-collectd.c
index b9ea95066..3a2c604a8 100644
--- a/examples/c-collectd/c-collectd.c
+++ b/examples/c-collectd/c-collectd.c
@@ -673,7 +673,7 @@ static enum nDPIsrvd_callback_return captured_json_callback(struct nDPIsrvd_sock
 
 int main(int argc, char ** argv)
 {
-    int retval = 1;
+    int retval = 1, epollfd = -1;
 
     openlog("nDPIsrvd-collectd", LOG_CONS, LOG_DAEMON);
 
@@ -720,7 +720,7 @@ int main(int argc, char ** argv)
 
     collectd_pid = getppid();
 
-    int epollfd = epoll_create1(0);
+    epollfd = epoll_create1(0);
     if (epollfd < 0)
     {
         LOG(LOG_DAEMON | LOG_ERR, "Error creating epoll: %s", strerror(errno));