Commit 87880da1 authored by Martin Schwidefsky's avatar Martin Schwidefsky Committed by Linus Torvalds

[PATCH] s390: 31 bit compat.

- Add missing includes to compat_ioctl.c.
- Fix 32 bit emulation of sys_settimeofday.
parent 8b42d462
......@@ -42,12 +42,15 @@
#include <linux/random.h>
#include <linux/raw.h>
#include <linux/route.h>
#include <linux/rtc.h>
#include <linux/vt.h>
#include <linux/watchdog.h>
#include <linux/auto_fs.h>
#include <linux/auto_fs4.h>
#include <linux/devfs_fs.h>
#include <linux/ext2_fs.h>
#include <linux/ncp_fs.h>
#include <linux/smb_fs.h>
#include <linux/if_bonding.h>
......
......@@ -2193,7 +2193,6 @@ int asmlinkage sys32_nfsservctl(int cmd, struct nfsctl_arg32 *arg32, union nfsct
sorts of things, like timeval and itimerval. */
extern struct timezone sys_tz;
extern int do_sys_settimeofday(struct timeval *tv, struct timezone *tz);
asmlinkage int sys32_gettimeofday(struct compat_timeval *tv, struct timezone *tz)
{
......@@ -2210,13 +2209,27 @@ asmlinkage int sys32_gettimeofday(struct compat_timeval *tv, struct timezone *tz
return 0;
}
static inline long get_ts32(struct timespec *o, struct compat_timeval *i)
{
long usec;
if (!access_ok(VERIFY_READ, i, sizeof(*i)))
return -EFAULT;
if (__get_user(o->tv_sec, &i->tv_sec))
return -EFAULT;
if (__get_user(usec, &i->tv_usec))
return -EFAULT;
o->tv_nsec = usec * 1000;
return 0;
}
asmlinkage int sys32_settimeofday(struct compat_timeval *tv, struct timezone *tz)
{
struct timeval ktv;
struct timespec kts;
struct timezone ktz;
if (tv) {
if (get_tv32(&ktv, tv))
if (get_ts32(&kts, tv))
return -EFAULT;
}
if (tz) {
......@@ -2224,7 +2237,7 @@ asmlinkage int sys32_settimeofday(struct compat_timeval *tv, struct timezone *tz
return -EFAULT;
}
return do_sys_settimeofday(tv ? &ktv : NULL, tz ? &ktz : NULL);
return do_sys_settimeofday(tv ? &kts : NULL, tz ? &ktz : NULL);
}
asmlinkage int sys_utimes(char *, struct timeval *);
......
......@@ -94,6 +94,7 @@ struct compat_statfs {
s32 f_ffree;
compat_fsid_t f_fsid;
s32 f_namelen;
s32 f_frsize;
s32 f_spare[6];
};
......
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