X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fmodbus.c;h=11b9bf1be8a8d265ebdd4338ffe96fec5e0c7d19;hb=ba76b1429d2b11935602aaf85174fa6058325d0f;hp=d538fb3f717774bbc36b6c2eb7b7e1ff0919bc85;hpb=a82395b57384541152423862bcf44c0db7789641;p=collectd.git

diff --git a/src/modbus.c b/src/modbus.c
index d538fb3f..11b9bf1b 100644
--- a/src/modbus.c
+++ b/src/modbus.c
@@ -80,7 +80,7 @@ enum mb_register_type_e /* {{{ */
   REG_TYPE_UINT32,
   REG_TYPE_FLOAT
 }; /* }}} */
-enum mb_mreg_type_e /* {{{ */ 
+enum mb_mreg_type_e /* {{{ */
 {
   MREG_HOLDING,
   MREG_INPUT
@@ -257,7 +257,7 @@ static int mb_submit (mb_host_t *host, mb_slave_t *slave, /* {{{ */
   if ((host == NULL) || (slave == NULL) || (data == NULL))
     return (EINVAL);
 
-  if (host->interval <= 0)
+  if (host->interval == 0)
     host->interval = plugin_get_interval ();
 
   if (slave->instance[0] == 0)
@@ -503,7 +503,7 @@ static int mb_read_data (mb_host_t *host, mb_slave_t *slave, /* {{{ */
     modbus_free (host->connection);
 #endif
   }
- 
+
 #if LEGACY_LIBMODBUS
   /* Version 2.0.3: Pass the connection struct as a pointer and pass the slave
    * id to each call of "read_holding_registers". */
@@ -938,10 +938,9 @@ static int mb_config_add_host (oconfig_item_t *ci) /* {{{ */
   int status;
   int i;
 
-  host = malloc (sizeof (*host));
+  host = calloc (1, sizeof (*host));
   if (host == NULL)
     return (ENOMEM);
-  memset (host, 0, sizeof (*host));
   host->slaves = NULL;
 
   status = cf_util_get_string_buffer (ci, host->host, sizeof (host->host));