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Diffstat (limited to 'kernel/uid16.c')
-rw-r--r--kernel/uid16.c55
1 files changed, 11 insertions, 44 deletions
diff --git a/kernel/uid16.c b/kernel/uid16.c
index d7948eb10225..f6c83d7ef000 100644
--- a/kernel/uid16.c
+++ b/kernel/uid16.c
@@ -18,67 +18,43 @@
SYSCALL_DEFINE3(chown16, const char __user *, filename, old_uid_t, user, old_gid_t, group)
{
- long ret = sys_chown(filename, low2highuid(user), low2highgid(group));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(3, ret, filename, user, group);
- return ret;
+ return sys_chown(filename, low2highuid(user), low2highgid(group));
}
SYSCALL_DEFINE3(lchown16, const char __user *, filename, old_uid_t, user, old_gid_t, group)
{
- long ret = sys_lchown(filename, low2highuid(user), low2highgid(group));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(3, ret, filename, user, group);
- return ret;
+ return sys_lchown(filename, low2highuid(user), low2highgid(group));
}
SYSCALL_DEFINE3(fchown16, unsigned int, fd, old_uid_t, user, old_gid_t, group)
{
- long ret = sys_fchown(fd, low2highuid(user), low2highgid(group));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(3, ret, fd, user, group);
- return ret;
+ return sys_fchown(fd, low2highuid(user), low2highgid(group));
}
SYSCALL_DEFINE2(setregid16, old_gid_t, rgid, old_gid_t, egid)
{
- long ret = sys_setregid(low2highgid(rgid), low2highgid(egid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(2, ret, rgid, egid);
- return ret;
+ return sys_setregid(low2highgid(rgid), low2highgid(egid));
}
SYSCALL_DEFINE1(setgid16, old_gid_t, gid)
{
- long ret = sys_setgid(low2highgid(gid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(1, ret, gid);
- return ret;
+ return sys_setgid(low2highgid(gid));
}
SYSCALL_DEFINE2(setreuid16, old_uid_t, ruid, old_uid_t, euid)
{
- long ret = sys_setreuid(low2highuid(ruid), low2highuid(euid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(2, ret, ruid, euid);
- return ret;
+ return sys_setreuid(low2highuid(ruid), low2highuid(euid));
}
SYSCALL_DEFINE1(setuid16, old_uid_t, uid)
{
- long ret = sys_setuid(low2highuid(uid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(1, ret, uid);
- return ret;
+ return sys_setuid(low2highuid(uid));
}
SYSCALL_DEFINE3(setresuid16, old_uid_t, ruid, old_uid_t, euid, old_uid_t, suid)
{
- long ret = sys_setresuid(low2highuid(ruid), low2highuid(euid),
+ return sys_setresuid(low2highuid(ruid), low2highuid(euid),
low2highuid(suid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(3, ret, ruid, euid, suid);
- return ret;
}
SYSCALL_DEFINE3(getresuid16, old_uid_t __user *, ruidp, old_uid_t __user *, euidp, old_uid_t __user *, suidp)
@@ -100,11 +76,8 @@ SYSCALL_DEFINE3(getresuid16, old_uid_t __user *, ruidp, old_uid_t __user *, euid
SYSCALL_DEFINE3(setresgid16, old_gid_t, rgid, old_gid_t, egid, old_gid_t, sgid)
{
- long ret = sys_setresgid(low2highgid(rgid), low2highgid(egid),
+ return sys_setresgid(low2highgid(rgid), low2highgid(egid),
low2highgid(sgid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(3, ret, rgid, egid, sgid);
- return ret;
}
@@ -127,18 +100,12 @@ SYSCALL_DEFINE3(getresgid16, old_gid_t __user *, rgidp, old_gid_t __user *, egid
SYSCALL_DEFINE1(setfsuid16, old_uid_t, uid)
{
- long ret = sys_setfsuid(low2highuid(uid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(1, ret, uid);
- return ret;
+ return sys_setfsuid(low2highuid(uid));
}
SYSCALL_DEFINE1(setfsgid16, old_gid_t, gid)
{
- long ret = sys_setfsgid(low2highgid(gid));
- /* avoid REGPARM breakage on x86: */
- asmlinkage_protect(1, ret, gid);
- return ret;
+ return sys_setfsgid(low2highgid(gid));
}
static int groups16_to_user(old_gid_t __user *grouplist,