firewire: fix small memory leak at module removal

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c
index 2884f876397b..699ac041f39a 100644
--- a/drivers/firewire/fw-transaction.c
+++ b/drivers/firewire/fw-transaction.c
@@ -19,6 +19,7 @@
  */
 
 #include <linux/completion.h>
+#include <linux/idr.h>
 #include <linux/kernel.h>
 #include <linux/kref.h>
 #include <linux/module.h>
@@ -971,6 +972,7 @@ static void __exit fw_core_cleanup(void)
 {
         unregister_chrdev(fw_cdev_major, "firewire");
         bus_unregister(&fw_bus_type);
+        idr_destroy(&fw_device_idr);
 }
 
 module_init(fw_core_init);