collectd.conf(5): Document the gRPC plugin.

[collectd.git] / src / virt.c

diff --git a/src/virt.c b/src/virt.c
index b9da68e..e5a8725 100644 (file)
--- a/src/virt.c
+++ b/src/virt.c
@@ -686,8 +686,8 @@ refresh_lists (void)
         int *domids;
 
         /* Get list of domains. */
-        domids = malloc (sizeof (int) * n);
-        if (domids == 0) {
+        domids = malloc (sizeof (*domids) * n);
+        if (domids == NULL) {
             ERROR (PLUGIN_NAME " plugin: malloc failed.");
             return -1;
         }
@@ -833,7 +833,7 @@ refresh_lists (void)
 }
 
 static void
-free_domains ()
+free_domains (void)
 {
     int i;
 
@@ -866,7 +866,7 @@ add_domain (virDomainPtr dom)
 }
 
 static void
-free_block_devices ()
+free_block_devices (void)
 {
     int i;
 
@@ -906,7 +906,7 @@ add_block_device (virDomainPtr dom, const char *path)
 }
 
 static void
-free_interface_devices ()
+free_interface_devices (void)
 {
     int i;