[PATCH 3.16 167/306] scsi: scsi_debug: Fix memory leak if LBP enabled and module is unloaded

[Ben Hutchings]

3.16.40-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: "Ewan D. Milne" <emilne@xxxxxxxxxx>

commit 4d2b496f19f3c2cfaca1e8fa0710688b5ff3811d upstream.

map_storep was not being vfree()'d in the module_exit call.

Signed-off-by: Ewan D. Milne <emilne@xxxxxxxxxx>
Reviewed-by: Laurence Oberman <loberman@xxxxxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
[bwh: Backported to 3.16: adjust context]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
 drivers/scsi/scsi_debug.c | 1 +
 1 file changed, 1 insertion(+)

--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -3478,6 +3478,7 @@ static void __exit scsi_debug_exit(void)
 	bus_unregister(&pseudo_lld_bus);
 	root_device_unregister(pseudo_primary);
 
+	vfree(map_storep);
 	if (dif_storep)
 		vfree(dif_storep);