FAILED: patch "[PATCH] drm/amd/amdgpu: Increase HWIP_MAX_INSTANCE to 10" failed to apply to 5.15-stable tree
Subsystems (3)
[email protected]
maintainerThe patch below does not apply to the 5.15-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From cd54323e762ddda11552ee5258d35a3a7cc5cc0f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ernst=20Sj=C3=B6strand?= <[email protected]>
Date: Thu, 2 Sep 2021 09:50:27 +0200
Subject: [PATCH] drm/amd/amdgpu: Increase HWIP_MAX_INSTANCE to 10
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Seems like newer cards can have even more instances now. Found by UBSAN: array-index-out-of-bounds in drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c:318:29 index 8 is out of range for type 'uint32_t *[8]'
drivers/gpu/drm/amd/amdgpu/amdgpu.h +1 -1
@@ -758,7 +758,7 @@ enum amd_hw_ip_block_type {MAX_HWIP }; -#define HWIP_MAX_INSTANCE 8 +#define HWIP_MAX_INSTANCE 10struct amd_powerplay {void *pp_handle;