app/regex: avoid division by zero

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
Signed-off-by: Thierry Herbelot <thierry.herbelot@6wind.com>

diff --git a/app/test-regex/main.c b/app/test-regex/main.c
index 7c014b2210ca48da9e6d856d17ce784ffff45ffe..fe90e11313fe4a8f5122843eb4df19ce6c110ae6 100644 (file)
--- a/app/test-regex/main.c
+++ b/app/test-regex/main.c
@@ -728,6 +728,8 @@ 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,