[dpdk-dev] [PATCH] app/testpmd: fix integer overflow

[Jasvinder Singh]

Fixed integer overflow by casting link_params.link_speed to
uint64_t type.

CID 195016 (#1 of 1): Unintentional integer overflow
(OVERFLOW_BEFORE_WIDEN)

Fixes: 5b590fbe09b6 ("app/testpmd: add traffic management forwarding mode")

Signed-off-by: Jasvinder Singh <jasvinder.singh at intel.com>
---
 app/test-pmd/tm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/test-pmd/tm.c b/app/test-pmd/tm.c
index da1adda..dd837cb 100644
--- a/app/test-pmd/tm.c
+++ b/app/test-pmd/tm.c
@@ -335,7 +335,7 @@ set_tm_hiearchy_nodes_shaper_rate(portid_t port_id, struct tm_hierarchy *h)
 	memset(&link_params, 0, sizeof(link_params));
 
 	rte_eth_link_get(port_id, &link_params);
-	tm_port_rate = link_params.link_speed * BYTES_IN_MBPS;
+	tm_port_rate = (uint64_t)link_params.link_speed * BYTES_IN_MBPS;
 
 	if (tm_port_rate > UINT32_MAX)
 		tm_port_rate = UINT32_MAX;
-- 
2.9.3