diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
index 8c48e151521d8adb3c52a8ac9fd3f1cf506a230f..4058ef03e1d713e18691a1e8fce3cd9354f1c1ac 100644
--- a/src/lxc/lxc_driver.c
+++ b/src/lxc/lxc_driver.c
@@ -3951,7 +3951,7 @@ lxcDomainDetachDeviceHostdevUSBLive(virLXCDriverPtr driver,
     virDomainHostdevDefPtr def = NULL;
     int idx, ret = -1;
     char *dst = NULL;
-    char *vroot;
+    char *vroot = NULL;
     virUSBDevicePtr usb = NULL;
 
     if ((idx = virDomainHostdevFind(vm->def,
@@ -4011,6 +4011,7 @@ lxcDomainDetachDeviceHostdevUSBLive(virLXCDriverPtr driver,
 cleanup:
     virUSBDeviceFree(usb);
     VIR_FREE(dst);
+    VIR_FREE(vroot);
     return ret;
 }