From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Fri, 1 Jun 2018 12:43:49 +0000 (+0200)
Subject: csv plugin: fix implicit conversion warning
X-Git-Url: https://git.octo.it/?p=collectd.git;a=commitdiff_plain;h=54dbaa553a74d24704a0087b0b05360044a09478

csv plugin: fix implicit conversion warning

src/csv.c:193:17: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
      int len = strlen(datadir);
          ~~~   ^~~~~~~~~~~~~~~
---

diff --git a/src/csv.c b/src/csv.c
index be59ede0..88726bba 100644
--- a/src/csv.c
+++ b/src/csv.c
@@ -190,12 +190,12 @@ static int csv_config(const char *key, const char *value) {
     }
     datadir = strdup(value);
     if (datadir != NULL) {
-      int len = strlen(datadir);
+      size_t len = strlen(datadir);
       while ((len > 0) && (datadir[len - 1] == '/')) {
         len--;
         datadir[len] = '\0';
       }
-      if (len <= 0) {
+      if (len == 0) {
         free(datadir);
         datadir = NULL;
       }