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From: Thierry Herbelot <thierry.herbelot@6wind.com>
To: dev@dpdk.org
Cc: Thierry Herbelot <thierry.herbelot@6wind.com>,
	Thomas Monjalon <thomas@monjalon.net>,
	stable@dpdk.org, Ori Kam <orika@nvidia.com>
Subject: [dpdk-dev] [PATCH] app/regex: avoid division by zero
Date: Mon, 24 May 2021 10:57:00 +0200	[thread overview]
Message-ID: <20210524085700.15534-1-thierry.herbelot@6wind.com> (raw)

Check that nb_jobs is not zero before using it for a division.

Fixes: f5cffb7eb7fb6 ("app/regex: read data file once at startup")
Cc: stable@dpdk.org
Cc: Ori Kam <orika@nvidia.com>

Signed-off-by: Thierry Herbelot <thierry.herbelot@6wind.com>
---
 app/test-regex/main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/test-regex/main.c b/app/test-regex/main.c
index 8e665df73ce0..8f48cab11924 100644
--- a/app/test-regex/main.c
+++ b/app/test-regex/main.c
@@ -714,6 +714,8 @@ main(int argc, char **argv)
 		rte_exit(EXIT_FAILURE, "Number of QPs must be greater than 0\n");
 	if (nb_lcores == 0)
 		rte_exit(EXIT_FAILURE, "Number of lcores must be greater than 0\n");
+	if (nb_jobs == 0)
+		rte_exit(EXIT_FAILURE, "Number of jobs must be greater than 0\n");
 	if (distribute_qps_to_lcores(nb_lcores, nb_qps, &qps_per_lcore) < 0)
 		rte_exit(EXIT_FAILURE, "Failed to distribute queues to lcores!\n");
 	ret = init_port(&nb_max_payload, rules_file,
-- 
2.29.2


             reply	other threads:[~2021-05-24  8:57 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-24  8:57 Thierry Herbelot [this message]
2021-05-24 12:09 ` [dpdk-dev] [dpdk-stable] " Min Hu (Connor)
2022-06-26 17:41   ` Thomas Monjalon
2022-07-05 20:16 ` [dpdk-dev] " Thomas Monjalon

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