From: Oak Zeng <Oak.Zeng@amd.com>
Date: Thu, 15 Jul 2021 22:02:46 +0000 (-0500)
Subject: drm/amdkfd: Set priv_queue to NULL after it is freed
X-Git-Tag: v5.15~303^2~20^2~79
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=78ccea9ff2ad6fb5c73f146b46193ef15d6ede5f;p=platform%2Fkernel%2Flinux-starfive.git

drm/amdkfd: Set priv_queue to NULL after it is freed

This variable will be used to determine whether packet
manager is initialized or not, in a future patch.

Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Acked-by: Christian Konig <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index d8e940f..b130cc0 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -278,6 +278,7 @@ void pm_uninit(struct packet_manager *pm, bool hanging)
 {
 	mutex_destroy(&pm->lock);
 	kernel_queue_uninit(pm->priv_queue, hanging);
+	pm->priv_queue = NULL;
 }
 
 int pm_send_set_resources(struct packet_manager *pm,