aboutsummaryrefslogtreecommitdiffstats
path: root/kernel/uid16.c
diff options
context:
space:
mode:
authorDavid Woodhouse <dwmw2@infradead.org>2006-05-03 08:30:35 -0400
committerDavid Woodhouse <dwmw2@infradead.org>2006-05-03 08:30:35 -0400
commitedc4ff7c08e9885c40e60c4fb39fa42cc91a0602 (patch)
treef375d28043dd4457428a841167dc93d760ba9a46 /kernel/uid16.c
parentcbb9a56177b16294ed347ba7fcb1c66c8adb5dc4 (diff)
parente17df688f7064dae1417ce425dd1e4b71d24d63b (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'kernel/uid16.c')
-rw-r--r--kernel/uid16.c59
1 files changed, 46 insertions, 13 deletions
diff --git a/kernel/uid16.c b/kernel/uid16.c
index aa25605027c8..187e2a423878 100644
--- a/kernel/uid16.c
+++ b/kernel/uid16.c
@@ -20,43 +20,67 @@
20 20
21asmlinkage long sys_chown16(const char __user * filename, old_uid_t user, old_gid_t group) 21asmlinkage long sys_chown16(const char __user * filename, old_uid_t user, old_gid_t group)
22{ 22{
23 return sys_chown(filename, low2highuid(user), low2highgid(group)); 23 long ret = sys_chown(filename, low2highuid(user), low2highgid(group));
24 /* avoid REGPARM breakage on x86: */
25 prevent_tail_call(ret);
26 return ret;
24} 27}
25 28
26asmlinkage long sys_lchown16(const char __user * filename, old_uid_t user, old_gid_t group) 29asmlinkage long sys_lchown16(const char __user * filename, old_uid_t user, old_gid_t group)
27{ 30{
28 return sys_lchown(filename, low2highuid(user), low2highgid(group)); 31 long ret = sys_lchown(filename, low2highuid(user), low2highgid(group));
32 /* avoid REGPARM breakage on x86: */
33 prevent_tail_call(ret);
34 return ret;
29} 35}
30 36
31asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group) 37asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group)
32{ 38{
33 return sys_fchown(fd, low2highuid(user), low2highgid(group)); 39 long ret = sys_fchown(fd, low2highuid(user), low2highgid(group));
40 /* avoid REGPARM breakage on x86: */
41 prevent_tail_call(ret);
42 return ret;
34} 43}
35 44
36asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid) 45asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid)
37{ 46{
38 return sys_setregid(low2highgid(rgid), low2highgid(egid)); 47 long ret = sys_setregid(low2highgid(rgid), low2highgid(egid));
48 /* avoid REGPARM breakage on x86: */
49 prevent_tail_call(ret);
50 return ret;
39} 51}
40 52
41asmlinkage long sys_setgid16(old_gid_t gid) 53asmlinkage long sys_setgid16(old_gid_t gid)
42{ 54{
43 return sys_setgid(low2highgid(gid)); 55 long ret = sys_setgid(low2highgid(gid));
56 /* avoid REGPARM breakage on x86: */
57 prevent_tail_call(ret);
58 return ret;
44} 59}
45 60
46asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid) 61asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid)
47{ 62{
48 return sys_setreuid(low2highuid(ruid), low2highuid(euid)); 63 long ret = sys_setreuid(low2highuid(ruid), low2highuid(euid));
64 /* avoid REGPARM breakage on x86: */
65 prevent_tail_call(ret);
66 return ret;
49} 67}
50 68
51asmlinkage long sys_setuid16(old_uid_t uid) 69asmlinkage long sys_setuid16(old_uid_t uid)
52{ 70{
53 return sys_setuid(low2highuid(uid)); 71 long ret = sys_setuid(low2highuid(uid));
72 /* avoid REGPARM breakage on x86: */
73 prevent_tail_call(ret);
74 return ret;
54} 75}
55 76
56asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid) 77asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid)
57{ 78{
58 return sys_setresuid(low2highuid(ruid), low2highuid(euid), 79 long ret = sys_setresuid(low2highuid(ruid), low2highuid(euid),
59 low2highuid(suid)); 80 low2highuid(suid));
81 /* avoid REGPARM breakage on x86: */
82 prevent_tail_call(ret);
83 return ret;
60} 84}
61 85
62asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid, old_uid_t __user *suid) 86asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid, old_uid_t __user *suid)
@@ -72,8 +96,11 @@ asmlinkage long sys_getresuid16(old_uid_t __user *ruid, old_uid_t __user *euid,
72 96
73asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid) 97asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid)
74{ 98{
75 return sys_setresgid(low2highgid(rgid), low2highgid(egid), 99 long ret = sys_setresgid(low2highgid(rgid), low2highgid(egid),
76 low2highgid(sgid)); 100 low2highgid(sgid));
101 /* avoid REGPARM breakage on x86: */
102 prevent_tail_call(ret);
103 return ret;
77} 104}
78 105
79asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid, old_gid_t __user *sgid) 106asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid, old_gid_t __user *sgid)
@@ -89,12 +116,18 @@ asmlinkage long sys_getresgid16(old_gid_t __user *rgid, old_gid_t __user *egid,
89 116
90asmlinkage long sys_setfsuid16(old_uid_t uid) 117asmlinkage long sys_setfsuid16(old_uid_t uid)
91{ 118{
92 return sys_setfsuid(low2highuid(uid)); 119 long ret = sys_setfsuid(low2highuid(uid));
120 /* avoid REGPARM breakage on x86: */
121 prevent_tail_call(ret);
122 return ret;
93} 123}
94 124
95asmlinkage long sys_setfsgid16(old_gid_t gid) 125asmlinkage long sys_setfsgid16(old_gid_t gid)
96{ 126{
97 return sys_setfsgid(low2highgid(gid)); 127 long ret = sys_setfsgid(low2highgid(gid));
128 /* avoid REGPARM breakage on x86: */
129 prevent_tail_call(ret);
130 return ret;
98} 131}
99 132
100static int groups16_to_user(old_gid_t __user *grouplist, 133static int groups16_to_user(old_gid_t __user *grouplist,