bnxt_re: Free up devices in module_exit path

Clean up all devices added to the bnxt_re_dev_list in the
module_exit entry point.

Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c
index 82d1cbc27aee..00a3b743c156 100644
--- a/drivers/infiniband/hw/bnxt_re/main.c
+++ b/drivers/infiniband/hw/bnxt_re/main.c
@@ -1375,6 +1375,22 @@ err_netdev:
 
 static void __exit bnxt_re_mod_exit(void)
 {
+        struct bnxt_re_dev *rdev;
+        LIST_HEAD(to_be_deleted);
+
+        mutex_lock(&bnxt_re_dev_lock);
+        /* Free all adapter allocated resources */
+        if (!list_empty(&bnxt_re_dev_list))
+                list_splice_init(&bnxt_re_dev_list, &to_be_deleted);
+        mutex_unlock(&bnxt_re_dev_lock);
+
+        list_for_each_entry(rdev, &to_be_deleted, list) {
+                dev_info(rdev_to_dev(rdev), "Unregistering Device");
+                bnxt_re_dev_stop(rdev);
+                bnxt_re_ib_unreg(rdev, true);
+                bnxt_re_remove_one(rdev);
+                bnxt_re_dev_unreg(rdev);
+        }
         unregister_netdevice_notifier(&bnxt_re_netdev_notifier);
         if (bnxt_re_wq)
                 destroy_workqueue(bnxt_re_wq);