X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Flibvirt.c;h=6a397db3e5285829f0739ec2f1f3960e0b6362fa;hb=699ed6dd24817c046f47c2c5934d9af6343e4c65;hp=87b71e698b93c894a3c4cdabde0e218144ed083d;hpb=d1483d2e2a9116c233aeaceba99fa58a7e6bdc87;p=collectd.git

diff --git a/src/libvirt.c b/src/libvirt.c
index 87b71e69..6a397db3 100644
--- a/src/libvirt.c
+++ b/src/libvirt.c
@@ -798,6 +798,9 @@ add_interface_device (virDomainPtr dom, const char *path, const char *address, u
     int new_size = sizeof (interface_devices[0]) * (nr_interface_devices+1);
     char *path_copy, *address_copy, number_string[15];
 
+    if ((path == NULL) || (address == NULL))
+        return EINVAL;
+
     path_copy = strdup (path);
     if (!path_copy) return -1;
 
@@ -833,6 +836,9 @@ ignore_device_match (ignorelist_t *il, const char *domname, const char *devpath)
     char *name;
     int n, r;
 
+    if ((domname == NULL) || (devpath == NULL))
+        return 0;
+
     n = sizeof (char) * (strlen (domname) + strlen (devpath) + 2);
     name = malloc (n);
     if (name == NULL) {