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Message-ID: <d8308a38b7ea35db027f7e2099360d06baa85bbb.1602020074.git.gustavoars@kernel.org> Date: Wed, 7 Oct 2020 11:03:27 -0500 From: "Gustavo A. R. Silva" <gustavoars@...nel.org> To: linux-kernel@...r.kernel.org Cc: linux-hardening@...r.kernel.org, Alex Deucher <alexander.deucher@....com>, Christian König <christian.koenig@....com>, David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>, amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, "Gustavo A. R. Silva" <gustavoars@...nel.org> Subject: [PATCH 02/14] drm/amd/pm: Replace one-element array with flexible-array member in struct vi_dpm_table There is a regular need in the kernel to provide a way to declare having a dynamically sized set of trailing elements in a structure. Kernel code should always use “flexible array members”[1] for these cases. The older style of one-element or zero-length arrays should no longer be used[2]. Use a flexible-array member in struct vi_dpm_table instead of a one-element array. [1] https://en.wikipedia.org/wiki/Flexible_array_member [2] https://www.kernel.org/doc/html/v5.9-rc1/process/deprecated.html#zero-length-and-one-element-arrays Build-tested-by: kernel test robot <lkp@...el.com> Link: https://lore.kernel.org/lkml/5f7c433c.TTk9rnA+F58kyDUy%25lkp@intel.com/ Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org> --- drivers/gpu/drm/amd/pm/inc/hwmgr.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/pm/inc/hwmgr.h b/drivers/gpu/drm/amd/pm/inc/hwmgr.h index a1dbfd5636e6..d68b547743e6 100644 --- a/drivers/gpu/drm/amd/pm/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/pm/inc/hwmgr.h @@ -60,7 +60,7 @@ struct vi_dpm_level { struct vi_dpm_table { uint32_t count; - struct vi_dpm_level dpm_level[1]; + struct vi_dpm_level dpm_level[]; }; #define PCIE_PERF_REQ_REMOVE_REGISTRY 0 -- 2.27.0
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