[PATCH] create struct compat_timex and use it everywhere

We had a copy of the compatibility version of struct timex in each 64 bit
architecture.  This patch just creates a global one and replaces all the
usages of the old ones.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Arnd Bergmann <arnd@arndb.de>
Acked-by: Kyle McMartin <kyle@parisc-linux.org>
Acked-by: Tony Luck <tony.luck@intel.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 16 deletions

diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c
index 2b2d029f477c..b13121e451a8 100644
--- a/arch/x86_64/ia32/sys_ia32.c
+++ b/arch/x86_64/ia32/sys_ia32.c
@@ -769,30 +769,17 @@ sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, s32 count)
 
 /* Handle adjtimex compatibility. */
 
-struct timex32 {
-        u32 modes;
-        s32 offset, freq, maxerror, esterror;
-        s32 status, constant, precision, tolerance;
-        struct compat_timeval time;
-        s32 tick;
-        s32 ppsfreq, jitter, shift, stabil;
-        s32 jitcnt, calcnt, errcnt, stbcnt;
-        s32  :32; s32  :32; s32  :32; s32  :32;
-        s32  :32; s32  :32; s32  :32; s32  :32;
-        s32  :32; s32  :32; s32  :32; s32  :32;
-};
-
 extern int do_adjtimex(struct timex *);
 
 asmlinkage long
-sys32_adjtimex(struct timex32 __user *utp)
+sys32_adjtimex(struct compat_timex __user *utp)
 {
         struct timex txc;
         int ret;
 
         memset(&txc, 0, sizeof(struct timex));
 
-        if (!access_ok(VERIFY_READ, utp, sizeof(struct timex32)) ||
+        if (!access_ok(VERIFY_READ, utp, sizeof(struct compat_timex)) ||
            __get_user(txc.modes, &utp->modes) ||
            __get_user(txc.offset, &utp->offset) ||
            __get_user(txc.freq, &utp->freq) ||
@@ -817,7 +804,7 @@ sys32_adjtimex(struct timex32 __user *utp)
 
         ret = do_adjtimex(&txc);
 
-        if (!access_ok(VERIFY_WRITE, utp, sizeof(struct timex32)) ||
+        if (!access_ok(VERIFY_WRITE, utp, sizeof(struct compat_timex)) ||
            __put_user(txc.modes, &utp->modes) ||
            __put_user(txc.offset, &utp->offset) ||
            __put_user(txc.freq, &utp->freq) ||