From: Remy Horton <remy.horton@intel.com>
Date: Thu, 10 Dec 2015 09:50:07 +0000 (+0000)
Subject: examples/l2fwd-keepalive: fix integer overflow
X-Git-Tag: spdx-start~7796
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=83c27f59f61fa1da2b0bd67adba1fa040e2af0f8;p=dpdk.git

examples/l2fwd-keepalive: fix integer overflow

Fix Coverity warning with potential 32-bit integer multiplication overflow
where final result is expected to be 64-bit.

>>> CID 120144 (#1 of 1): Unintentional integer overflow (OVERFLOW_BEFORE_WIDEN)

Fixes: e64833f2273a ("examples/l2fwd-keepalive: add sample application")

Signed-off-by: Remy Horton <remy.horton@intel.com>
Acked-by: John McNamara <john.mcnamara@intel.com>
---

diff --git a/examples/l2fwd-keepalive/main.c b/examples/l2fwd-keepalive/main.c
index 8d7b09ee23..f4d52f2daf 100644
--- a/examples/l2fwd-keepalive/main.c
+++ b/examples/l2fwd-keepalive/main.c
@@ -471,7 +471,7 @@ l2fwd_parse_args(int argc, char **argv)
 		/* timer period */
 		case 'T':
 			timer_period = l2fwd_parse_timer_period(optarg)
-				* 1000 * TIMER_MILLISECOND;
+				* (int64_t)(1000 * TIMER_MILLISECOND);
 			if (timer_period < 0) {
 				printf("invalid timer period\n");
 				l2fwd_usage(prgname);