verifier.c (3d886aa3be15439e05784ac1cbd4acc2f13c0048) verifier.c (546ac1ffb70d25b56c1126940e5ec639c4dd7413)
1/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com
2 * Copyright (c) 2016 Facebook
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of version 2 of the GNU General Public
6 * License as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but

--- 1262 unchanged lines hidden (view full) ---

1271 if (func_id != BPF_FUNC_get_stackid)
1272 goto error;
1273 break;
1274 case BPF_MAP_TYPE_CGROUP_ARRAY:
1275 if (func_id != BPF_FUNC_skb_under_cgroup &&
1276 func_id != BPF_FUNC_current_task_under_cgroup)
1277 goto error;
1278 break;
1/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com
2 * Copyright (c) 2016 Facebook
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of version 2 of the GNU General Public
6 * License as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but

--- 1262 unchanged lines hidden (view full) ---

1271 if (func_id != BPF_FUNC_get_stackid)
1272 goto error;
1273 break;
1274 case BPF_MAP_TYPE_CGROUP_ARRAY:
1275 if (func_id != BPF_FUNC_skb_under_cgroup &&
1276 func_id != BPF_FUNC_current_task_under_cgroup)
1277 goto error;
1278 break;
1279 /* devmap returns a pointer to a live net_device ifindex that we cannot
1280 * allow to be modified from bpf side. So do not allow lookup elements
1281 * for now.
1282 */
1283 case BPF_MAP_TYPE_DEVMAP:
1284 if (func_id == BPF_FUNC_map_lookup_elem)
1285 goto error;
1286 break;
1279 case BPF_MAP_TYPE_ARRAY_OF_MAPS:
1280 case BPF_MAP_TYPE_HASH_OF_MAPS:
1281 if (func_id != BPF_FUNC_map_lookup_elem)
1282 goto error;
1283 default:
1284 break;
1285 }
1286

--- 2553 unchanged lines hidden --- 		1287 case BPF_MAP_TYPE_ARRAY_OF_MAPS:
1288 case BPF_MAP_TYPE_HASH_OF_MAPS:
1289 if (func_id != BPF_FUNC_map_lookup_elem)
1290 goto error;
1291 default:
1292 break;
1293 }
1294

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