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staging: unisys: visornic: don't destroy global workqueues until devs destroyed

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visornic_cleanup() was previously incorrectly destroying its global
workqueues prior to cleaning up the devices which used them.  This patch
corrects the order of these operations.

Signed-off-by: Tim Sell <Timothy.Sell@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tim Sell 2015-07-09 13:27:49 -04:00 • committed by Greg Kroah-Hartman
parent 46df82267e
commit 3798ff31d1
1 changed files with 2 additions and 1 deletions
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3
drivers/staging/unisys/visornic/visornic_main.c
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@ -2241,6 +2241,8 @@ cleanup_debugfs:
*/
static void visornic_cleanup(void)
{
visorbus_unregister_visor_driver(&visornic_driver);
if (visornic_serverdown_workqueue) {
flush_workqueue(visornic_serverdown_workqueue);
destroy_workqueue(visornic_serverdown_workqueue);
@ -2251,7 +2253,6 @@ static void visornic_cleanup(void)
}
debugfs_remove_recursive(visornic_debugfs_dir);
visorbus_unregister_visor_driver(&visornic_driver);
kfree(dev_num_pool);
dev_num_pool = NULL;
}