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authorDavid Howells <dhowells@redhat.com>2008-11-14 10:39:16 +1100
committerJames Morris <jmorris@namei.org>2008-11-14 10:39:16 +1100
commitb6dff3ec5e116e3af6f537d4caedcad6b9e5082a (patch)
tree9e76f972eb7ce9b84e0146c8e4126a3f86acb428 /kernel/uid16.c
parent15a2460ed0af7538ca8e6c610fe607a2cd9da142 (diff)
downloadlwn-b6dff3ec5e116e3af6f537d4caedcad6b9e5082a.tar.gz
lwn-b6dff3ec5e116e3af6f537d4caedcad6b9e5082a.zip
CRED: Separate task security context from task_struct
Separate the task security context from task_struct. At this point, the security data is temporarily embedded in the task_struct with two pointers pointing to it. Note that the Alpha arch is altered as it refers to (E)UID and (E)GID in entry.S via asm-offsets. With comment fixes Signed-off-by: Marc Dionne <marc.c.dionne@gmail.com> Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: James Morris <jmorris@namei.org> Acked-by: Serge Hallyn <serue@us.ibm.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'kernel/uid16.c')
-rw-r--r--kernel/uid16.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/kernel/uid16.c b/kernel/uid16.c
index 3e41c1673e2f..71f07fc39fea 100644
--- a/kernel/uid16.c
+++ b/kernel/uid16.c
@@ -86,9 +86,9 @@ asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid,
{
int retval;
- if (!(retval = put_user(high2lowuid(current->uid), ruid)) &&
- !(retval = put_user(high2lowuid(current->euid), euid)))
- retval = put_user(high2lowuid(current->suid), suid);
+ if (!(retval = put_user(high2lowuid(current->cred->uid), ruid)) &&
+ !(retval = put_user(high2lowuid(current->cred->euid), euid)))
+ retval = put_user(high2lowuid(current->cred->suid), suid);
return retval;
}
@@ -106,9 +106,9 @@ asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid,
{
int retval;
- if (!(retval = put_user(high2lowgid(current->gid), rgid)) &&
- !(retval = put_user(high2lowgid(current->egid), egid)))
- retval = put_user(high2lowgid(current->sgid), sgid);
+ if (!(retval = put_user(high2lowgid(current->cred->gid), rgid)) &&
+ !(retval = put_user(high2lowgid(current->cred->egid), egid)))
+ retval = put_user(high2lowgid(current->cred->sgid), sgid);
return retval;
}
@@ -166,20 +166,20 @@ asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist)
if (gidsetsize < 0)
return -EINVAL;
- get_group_info(current->group_info);
- i = current->group_info->ngroups;
+ get_group_info(current->cred->group_info);
+ i = current->cred->group_info->ngroups;
if (gidsetsize) {
if (i > gidsetsize) {
i = -EINVAL;
goto out;
}
- if (groups16_to_user(grouplist, current->group_info)) {
+ if (groups16_to_user(grouplist, current->cred->group_info)) {
i = -EFAULT;
goto out;
}
}
out:
- put_group_info(current->group_info);
+ put_group_info(current->cred->group_info);
return i;
}
@@ -210,20 +210,20 @@ asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist)
asmlinkage long sys_getuid16(void)
{
- return high2lowuid(current->uid);
+ return high2lowuid(current->cred->uid);
}
asmlinkage long sys_geteuid16(void)
{
- return high2lowuid(current->euid);
+ return high2lowuid(current->cred->euid);
}
asmlinkage long sys_getgid16(void)
{
- return high2lowgid(current->gid);
+ return high2lowgid(current->cred->gid);
}
asmlinkage long sys_getegid16(void)
{
- return high2lowgid(current->egid);
+ return high2lowgid(current->cred->egid);
}