From: Bas Nieuwenhuizen Date: Tue, 6 Aug 2024 20:27:32 +0000 (+0200) Subject: drm/amdgpu: Actually check flags for all context ops. X-Git-Tag: v6.11-rc4~31^2~3^2~11 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0573a1e2ea7e35bff08944a40f1adf2bb35cea61;p=thirdparty%2Fkernel%2Flinux.git drm/amdgpu: Actually check flags for all context ops. Missing validation ... Checked libdrm and it clears all the structs, so we should be safe to just check everything. Signed-off-by: Bas Nieuwenhuizen Signed-off-by: Alex Deucher (cherry picked from commit c6b86421f1f9ddf9d706f2453159813ee39d0cf9) Cc: stable@vger.kernel.org --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c index 5cb33ac99f708..c43d1b6e5d66b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c @@ -685,16 +685,24 @@ int amdgpu_ctx_ioctl(struct drm_device *dev, void *data, switch (args->in.op) { case AMDGPU_CTX_OP_ALLOC_CTX: + if (args->in.flags) + return -EINVAL; r = amdgpu_ctx_alloc(adev, fpriv, filp, priority, &id); args->out.alloc.ctx_id = id; break; case AMDGPU_CTX_OP_FREE_CTX: + if (args->in.flags) + return -EINVAL; r = amdgpu_ctx_free(fpriv, id); break; case AMDGPU_CTX_OP_QUERY_STATE: + if (args->in.flags) + return -EINVAL; r = amdgpu_ctx_query(adev, fpriv, id, &args->out); break; case AMDGPU_CTX_OP_QUERY_STATE2: + if (args->in.flags) + return -EINVAL; r = amdgpu_ctx_query2(adev, fpriv, id, &args->out); break; case AMDGPU_CTX_OP_GET_STABLE_PSTATE: