This is a note to let you know that I've just added the patch titled
drm/amdgpu: fix error handling in amdgpu_bo_list_get()
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amdgpu-fix-error-handling-in-amdgpu_bo_list_get.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 12f76050d8d4d10dab96333656b821bd4620d103 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@xxxxxxx>
Date: Thu, 9 Nov 2023 10:12:39 +0100
Subject: drm/amdgpu: fix error handling in amdgpu_bo_list_get()
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
From: Christian König <christian.koenig@xxxxxxx>
commit 12f76050d8d4d10dab96333656b821bd4620d103 upstream.
We should not leak the pointer where we couldn't grab the reference
on to the caller because it can be that the error handling still
tries to put the reference then.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -183,6 +183,7 @@ int amdgpu_bo_list_get(struct amdgpu_fpr
}
rcu_read_unlock();
+ *result = NULL;
return -ENOENT;
}
Patches currently in stable-queue which might be from christian.koenig@xxxxxxx are
queue-6.6/drm-amdgpu-lower-cs-errors-to-debug-severity.patch
queue-6.6/drm-amd-update-update_pcie_parameters-functions-to-u.patch
queue-6.6/drm-amdgpu-fix-software-pci_unplug-on-some-chips.patch
queue-6.6/drm-amdgpu-fix-possible-null-pointer-dereference.patch
queue-6.6/drm-amdgpu-fix-error-handling-in-amdgpu_bo_list_get.patch
queue-6.6/drm-amdgpu-fix-error-handling-in-amdgpu_vm_init.patch
