From: Lukas Sismis <lsismis@oisf.net>
Date: Wed, 22 Mar 2023 17:54:35 +0000 (+0100)
Subject: dpdk: fix multibit comparison
X-Git-Tag: suricata-7.0.0-rc2~175
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=15a61f02a0de0b5815d72c99c0d313ed8453f4d0;p=thirdparty%2Fsuricata.git

dpdk: fix multibit comparison

Ticket: #5925
---

diff --git a/src/runmode-dpdk.c b/src/runmode-dpdk.c
index c738cf6184..e4ebaf35f0 100644
--- a/src/runmode-dpdk.c
+++ b/src/runmode-dpdk.c
@@ -1020,7 +1020,8 @@ static void DeviceInitPortConf(const DPDKIfaceConfig *iconf,
 
     if (iconf->checksum_mode == CHECKSUM_VALIDATION_DISABLE) {
         SCLogConfig("%s: checksum validation disabled", iconf->iface);
-    } else if (dev_info->rx_offload_capa & RTE_ETH_RX_OFFLOAD_CHECKSUM) {
+    } else if ((dev_info->rx_offload_capa & RTE_ETH_RX_OFFLOAD_CHECKSUM) ==
+               RTE_ETH_RX_OFFLOAD_CHECKSUM) { // multibit comparison to make sure all bits are set
         if (iconf->checksum_mode == CHECKSUM_VALIDATION_ENABLE &&
                 iconf->flags & DPDK_RX_CHECKSUM_OFFLOAD) {
             SCLogConfig("%s: IP, TCP and UDP checksum validation offloaded", iconf->iface);