linux-generic: set not initialized socket to -1

In case of stdin is not attached socket() can return 0 for valid
socket fd. Not initialized socket has to be -1.

Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>
Reviewed-by: Stuart Haslam <stuart.haslam@arm.com>
Reviewed-by: Victor Kamensky <victor.kamensky@linaro.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/platform/linux-generic/odp_packet_io.c b/platform/linux-generic/odp_packet_io.c
index 6bda003e3..3cba46d3a 100644
--- a/platform/linux-generic/odp_packet_io.c
+++ b/platform/linux-generic/odp_packet_io.c
@@ -117,6 +117,10 @@ static void init_pktio_entry(pktio_entry_t *entry)
 	entry->s.inq_default = ODP_QUEUE_INVALID;
 	memset(&entry->s.pkt_sock, 0, sizeof(entry->s.pkt_sock));
 	memset(&entry->s.pkt_sock_mmap, 0, sizeof(entry->s.pkt_sock_mmap));
+	/* set sockfd to -1, because a valid socked might be initialized to 0 */
+	entry->s.pkt_sock.sockfd = -1;
+	entry->s.pkt_sock_mmap.sockfd = -1;
+
 	pktio_classifier_init(entry);
 }