From 736ef29ed4573ce699949bd494cec328e6908527 Mon Sep 17 00:00:00 2001 From: Yicong Hui Date: Fri, 9 Jan 2026 16:25:14 +0000 Subject: [PATCH] drm/amdgpu: Replace deprecated strcpy() in amdgpu_virt_write_vf2pf_data strcpy() is deprecated as it does not do any bounds checking (as specified in Documentation/process/deprecated.rst). There is a risk of buffer overflow in the case that the value for THIS_MODULE->version exceeds the 64 characters. This is unlikely, but replacing the deprecated function will pre-emptively remove this risk entirely. Replace both instances of strcpy() with the safer strscpy() function. Changes have been compile tested. Reviewed-by: Kees Cook Signed-off-by: Yicong Hui Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index 275745aa5829..8a8ff8a70d25 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -605,10 +605,10 @@ static int amdgpu_virt_write_vf2pf_data(struct amdgpu_device *adev) #ifdef MODULE if (THIS_MODULE->version != NULL) - strcpy(vf2pf_info->driver_version, THIS_MODULE->version); + strscpy(vf2pf_info->driver_version, THIS_MODULE->version); else #endif - strcpy(vf2pf_info->driver_version, "N/A"); + strscpy(vf2pf_info->driver_version, "N/A"); vf2pf_info->pf2vf_version_required = 0; // no requirement, guest understands all vf2pf_info->driver_cert = 0;