From: Chunwei Chen <tuxoko@gmail.com>
Date: Wed, 14 Dec 2016 17:41:39 +0000 (-0800)
Subject: Add ida_destroy in zvol_fini to fix memleak
X-Git-Tag: zfs-0.7.0-rc3~43
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f2d8bdc62ef779a632615b8a4be90009517f457a;p=zfs

Add ida_destroy in zvol_fini to fix memleak

User of ida needs to call ida_destroy after using it. Otherwise
ida->free_bitmap and/or other stuff may leak.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Chunwei Chen <david.chen@osnexus.com>
Closes #5484
---

diff --git a/module/zfs/zvol.c b/module/zfs/zvol.c
index 2c99b73c2..7674b3148 100644
--- a/module/zfs/zvol.c
+++ b/module/zfs/zvol.c
@@ -2085,6 +2085,8 @@ zvol_fini(void)
 
 	list_destroy(&zvol_state_list);
 	mutex_destroy(&zvol_state_lock);
+
+	ida_destroy(&zvol_ida);
 }
 
 /* BEGIN CSTYLED */