dmaengine: idxd: add missing dsa driver unregister

[ Upstream commit 077cdb355b3d8ee0f258856962e6dac06e744401 ]

The idxd_unregister_driver() has never been called for the idxd driver upon
removal. Add fix to call unregister driver on module removal.

Fixes: c52ca478233c ("dmaengine: idxd: add configuration component of driver")
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/161947994449.1053102.13189942817915448216.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index f4c7ce8cb399c761ffb1af0abc76dc205180d4ba..048a23018a3df82949ca3e50a7da9aff47f81b77 100644 (file)
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -518,6 +518,7 @@ module_init(idxd_init_module);
 
 static void __exit idxd_exit_module(void)
 {
+       idxd_unregister_driver();
        pci_unregister_driver(&idxd_pci_driver);
        idxd_cdev_remove();
        idxd_unregister_bus_type();