X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fmodbus.c;h=97b98b7c96c9f32feeda38122ab1c5970cd55b23;hb=0a63e4493d92f7d739a1849bc65d4e971b047004;hp=e24f2ec867eaff8704d5c4995b77dc2d695948c8;hpb=dd8429c16bc57f949abb2537e003b76ad88b6f90;p=collectd.git diff --git a/src/modbus.c b/src/modbus.c index e24f2ec8..97b98b7c 100644 --- a/src/modbus.c +++ b/src/modbus.c @@ -27,7 +27,7 @@ #include -#include +#include #ifndef LIBMODBUS_VERSION_CHECK /* Assume version 2.0.3 */ @@ -426,7 +426,7 @@ static int mb_read_data (mb_host_t *host, mb_slave_t *slave, /* {{{ */ uint16_t values[2]; int values_num; const data_set_t *ds; - int status; + int status = 0; if ((host == NULL) || (slave == NULL) || (data == NULL)) return (EINVAL); @@ -463,7 +463,6 @@ static int mb_read_data (mb_host_t *host, mb_slave_t *slave, /* {{{ */ else values_num = 1; - status = 0; if (host->connection == NULL) { status = EBADF; @@ -733,7 +732,6 @@ static int mb_config_add_data (oconfig_item_t *ci) /* {{{ */ for (i = 0; i < ci->children_num; i++) { oconfig_item_t *child = ci->children + i; - status = 0; if (strcasecmp ("Type", child->key) == 0) status = cf_util_get_string_buffer (child, @@ -894,7 +892,6 @@ static int mb_config_add_slave (mb_host_t *host, oconfig_item_t *ci) /* {{{ */ for (i = 0; i < ci->children_num; i++) { oconfig_item_t *child = ci->children + i; - status = 0; if (strcasecmp ("Instance", child->key) == 0) status = cf_util_get_string_buffer (child, @@ -945,9 +942,15 @@ static int mb_config_add_host (oconfig_item_t *ci) /* {{{ */ status = cf_util_get_string_buffer (ci, host->host, sizeof (host->host)); if (status != 0) + { + sfree (host); return (status); + } if (host->host[0] == 0) + { + sfree (host); return (EINVAL); + } for (i = 0; i < ci->children_num; i++) {