groups.c (f9cd49033b349b8be3bb1f01b39eed837853d880) groups.c (c7b96acf1456ef127fef461fcfedb54b81fecfbb)
1/*
2 * Supplementary group IDs
3 */
4#include <linux/cred.h>
5#include <linux/export.h>
6#include <linux/slab.h>
7#include <linux/security.h>
8#include <linux/syscalls.h>

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228 * without another task interfering.
229 */
230
231SYSCALL_DEFINE2(setgroups, int, gidsetsize, gid_t __user *, grouplist)
232{
233 struct group_info *group_info;
234 int retval;
235
1/*
2 * Supplementary group IDs
3 */
4#include <linux/cred.h>
5#include <linux/export.h>
6#include <linux/slab.h>
7#include <linux/security.h>
8#include <linux/syscalls.h>

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228 * without another task interfering.
229 */
230
231SYSCALL_DEFINE2(setgroups, int, gidsetsize, gid_t __user *, grouplist)
232{
233 struct group_info *group_info;
234 int retval;
235
236 if (!nsown_capable(CAP_SETGID))
236 if (!ns_capable(current_user_ns(), CAP_SETGID))
237 return -EPERM;
238 if ((unsigned)gidsetsize > NGROUPS_MAX)
239 return -EINVAL;
240
241 group_info = groups_alloc(gidsetsize);
242 if (!group_info)
243 return -ENOMEM;
244 retval = groups_from_user(group_info, grouplist);

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237 return -EPERM;
238 if ((unsigned)gidsetsize > NGROUPS_MAX)
239 return -EINVAL;
240
241 group_info = groups_alloc(gidsetsize);
242 if (!group_info)
243 return -ENOMEM;
244 retval = groups_from_user(group_info, grouplist);

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