write_tsdb: enable TCP keepalive on network socket

[collectd.git] / src / ethstat.c

diff --git a/src/ethstat.c b/src/ethstat.c
index b30f614..a213b60 100644 (file)
--- a/src/ethstat.c
+++ b/src/ethstat.c
@@ -23,6 +23,7 @@
  **/
 
 #include "collectd.h"
+
 #include "common.h"
 #include "plugin.h"
 #include "configfile.h"
@@ -149,9 +150,7 @@ static int ethstat_add_map (const oconfig_item_t *ci) /* {{{ */
 
 static int ethstat_config (oconfig_item_t *ci) /* {{{ */
 {
-  int i;
-
-  for (i = 0; i < ci->children_num; i++)
+  for (int i = 0; i < ci->children_num; i++)
   {
     oconfig_item_t *child = ci->children + i;
 
@@ -221,7 +220,6 @@ static int ethstat_read_interface (char *device)
   size_t n_stats;
   size_t strings_size;
   size_t stats_size;
-  size_t i;
   int status;
 
   fd = socket(AF_INET, SOCK_DGRAM, /* protocol = */ 0);
@@ -311,7 +309,7 @@ static int ethstat_read_interface (char *device)
     return (-1);
   }
 
-  for (i = 0; i < n_stats; i++)
+  for (size_t i = 0; i < n_stats; i++)
   {
     char *stat_name;
 
@@ -335,9 +333,7 @@ static int ethstat_read_interface (char *device)
 
 static int ethstat_read(void)
 {
-  size_t i;
-
-  for (i = 0; i < interfaces_num; i++)
+  for (size_t i = 0; i < interfaces_num; i++)
     ethstat_read_interface (interfaces[i]);
 
   return 0;