app/eventdev: check timer adadpters number

Fix SEGFAULT when nb_timer_adapters command line parameter is
set to 0.

Fixes: 98c6292105d4 ("app/eventdev: add options for event timer adapter")
Cc: stable@dpdk.org
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>

diff --git a/app/test-eventdev/evt_options.c b/app/test-eventdev/evt_options.c
index 6994ac4..0d04ea9 100644 (file)
--- a/app/test-eventdev/evt_options.c
+++ b/app/test-eventdev/evt_options.c
@@ -197,6 +197,10 @@ evt_parse_nb_timer_adptrs(struct evt_options *opt, const char *arg)
        int ret;
 
        ret = parser_read_uint8(&(opt->nb_timer_adptrs), arg);
+       if (opt->nb_timer_adptrs <= 0) {
+               evt_err("Number of timer adapters cannot be <= 0");
+               return -EINVAL;
+       }
 
        return ret;
 }