From 212843c0807b8366bf5eade4e1d0385e17b565a6 Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Fri, 8 Jan 2021 11:52:38 +0100
Subject: [PATCH] examples/asymcute_mqttsn: fix issues reported coccinelle

no need to cast atoi return value, _topic_init returns a pointer, so check against NULL
---
 examples/asymcute_mqttsn/main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/asymcute_mqttsn/main.c b/examples/asymcute_mqttsn/main.c
index a5c42f3d6f..b1c980ef6e 100644
--- a/examples/asymcute_mqttsn/main.c
+++ b/examples/asymcute_mqttsn/main.c
@@ -89,7 +89,7 @@ static uint16_t _parse_predef_id(const char *name)
 {
     uint16_t id = 0;
     if ((strlen(name) > 4) && (strncmp(name, "pre_", 4) == 0)) {
-        id = (uint16_t)atoi(&name[4]);
+        id = atoi(&name[4]);
     }
     return id;
 }
@@ -438,7 +438,7 @@ static int _cmd_sub(int argc, char **argv)
             puts("error: no free topic memory");
             return 1;
         }
-        if (_topic_init(t, argv[1]) == 0) {
+        if (_topic_init(t, argv[1]) == NULL) {
             puts("error: unable to initialize topic");
             return 1;
         }