linux-kernel - [PATCH] drm/amdgpu/kfd: Add unlock() on error path to add_queue

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Date: Thu, 20 Jun 2024 11:49:30 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Yunxiang Li <Yunxiang.Li@....com>
Cc: Felix Kuehling <Felix.Kuehling@....com>,
	Alex Deucher <alexander.deucher@....com>,
	Christian König <christian.koenig@....com>,
	"Pan, Xinhui" <Xinhui.Pan@....com>,
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
	amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH] drm/amdgpu/kfd: Add unlock() on error path to add_queue_mes()

We recently added locking to add_queue_mes() but this error path was
overlooked.  Add an unlock to the error path.

Fixes: 1802b042a343 ("drm/amdgpu/kfd: remove is_hws_hang and is_resetting")
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index d2fceb6f9802..4f48507418d2 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -230,6 +230,7 @@ static int add_queue_mes(struct device_queue_manager *dqm, struct queue *q,
 	if (queue_type < 0) {
 		dev_err(adev->dev, "Queue type not supported with MES, queue:%d\n",
 			q->properties.type);
+		up_read(&adev->reset_domain->sem);
 		return -EINVAL;
 	}
 	queue_input.queue_type = (uint32_t)queue_type;
-- 
2.43.0