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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: "Sasha Levin" <sashal@kernel.org>,
	"Srinivasan Shanmugam" <srinivasan.shanmugam@amd.com>,
	"Felix Kuehling" <felix.kuehling@amd.com>,
	Xinhui.Pan@amd.com, amd-gfx@lists.freedesktop.org,
	dri-devel@lists.freedesktop.org, daniel@ffwll.ch,
	"Alex Deucher" <alexander.deucher@amd.com>,
	airlied@gmail.com, "Christian König" <christian.koenig@amd.com>
Subject: [PATCH AUTOSEL 6.1 49/53] drm/amdkfd: Fix iterator used outside loop in 'kfd_add_peer_prop()'
Date: Mon, 22 Jan 2024 10:08:50 -0500	[thread overview]
Message-ID: <20240122150949.994249-49-sashal@kernel.org> (raw)
In-Reply-To: <20240122150949.994249-1-sashal@kernel.org>

From: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>

[ Upstream commit b1a428b45dc7e47c7acc2ad0d08d8a6dda910c4c ]

Fix the following about iterator use:
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_topology.c:1456 kfd_add_peer_prop() warn: iterator used outside loop: 'iolink3'

Cc: Felix Kuehling <Felix.Kuehling@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 24 ++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 713f893d2530..977e13cd36e8 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1510,17 +1510,19 @@ static int kfd_add_peer_prop(struct kfd_topology_device *kdev,
 		/* CPU->CPU  link*/
 		cpu_dev = kfd_topology_device_by_proximity_domain(iolink1->node_to);
 		if (cpu_dev) {
-			list_for_each_entry(iolink3, &cpu_dev->io_link_props, list)
-				if (iolink3->node_to == iolink2->node_to)
-					break;
-
-			props->weight += iolink3->weight;
-			props->min_latency += iolink3->min_latency;
-			props->max_latency += iolink3->max_latency;
-			props->min_bandwidth = min(props->min_bandwidth,
-							iolink3->min_bandwidth);
-			props->max_bandwidth = min(props->max_bandwidth,
-							iolink3->max_bandwidth);
+			list_for_each_entry(iolink3, &cpu_dev->io_link_props, list) {
+				if (iolink3->node_to != iolink2->node_to)
+					continue;
+
+				props->weight += iolink3->weight;
+				props->min_latency += iolink3->min_latency;
+				props->max_latency += iolink3->max_latency;
+				props->min_bandwidth = min(props->min_bandwidth,
+							   iolink3->min_bandwidth);
+				props->max_bandwidth = min(props->max_bandwidth,
+							   iolink3->max_bandwidth);
+				break;
+			}
 		} else {
 			WARN(1, "CPU node not found");
 		}
-- 
2.43.0


      parent reply	other threads:[~2024-01-22 15:12 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20240122150949.994249-1-sashal@kernel.org>
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 10/53] drm/amd/display: Fix tiled display misalignment Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 14/53] drm/amd/display: Fix writeback_info never got updated Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 15/53] drm/amd/display: Fix writeback_info is not removed Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 35/53] drm/amd/display: For prefetch mode > 0, extend prefetch if possible Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 38/53] drm/amdgpu: fix ftrace event amdgpu_bo_move always move on same heap Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 42/53] drm/amd/display: make flip_timestamp_in_us a 64-bit variable Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 44/53] drm/amdgpu: Fix ecc irq enable/disable unpaired Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 45/53] drm/amdgpu: Let KFD sync with VM fences Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 46/53] drm/amd/display: Fixing stream allocation regression Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 47/53] drm/amdgpu: Fix '*fw' from request_firmware() not released in 'amdgpu_ucode_request()' Sasha Levin
2024-01-22 15:08 ` [PATCH AUTOSEL 6.1 48/53] drm/amdgpu: Drop 'fence' check in 'to_amdgpu_amdkfd_fence()' Sasha Levin
2024-01-22 15:08 ` Sasha Levin [this message]

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