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lp: move compat_ioctl handling into lp.c

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Handling for LPSETTIMEOUT can easily be done in lp_ioctl, which
is the only user. As a positive side-effect, push the BKL
into the ioctl methods.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Arnd Bergmann
2009-11-14 01:33:13 +01:00
parent 43c6e7b97f
commit 3695669cd4
2 changed files with 89 additions and 59 deletions
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33
fs/compat_ioctl.c
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@@ -953,20 +953,6 @@ static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
return -ENOIOCTLCMD;
}
static int
lp_timeout_trans(unsigned int fd, unsigned int cmd,
struct compat_timeval __user *tc)
{
struct timeval __user *tn = compat_alloc_user_space(sizeof(struct timeval));
struct timeval ts;
if (get_user(ts.tv_sec, &tc->tv_sec) ||
get_user(ts.tv_usec, &tc->tv_usec) ||
put_user(ts.tv_sec, &tn->tv_sec) ||
put_user(ts.tv_usec, &tn->tv_usec))
return -EFAULT;
return sys_ioctl(fd, cmd, (unsigned long)tn);
}
/* on ia32 l_start is on a 32-bit boundary */
#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
struct space_resv_32 {
@@ -1212,8 +1198,6 @@ COMPATIBLE_IOCTL(PPPIOCGCHAN)
/* PPPOX */
COMPATIBLE_IOCTL(PPPOEIOCSFWD)
COMPATIBLE_IOCTL(PPPOEIOCDFWD)
/* LP */
COMPATIBLE_IOCTL(LPGETSTATUS)
/* ppdev */
COMPATIBLE_IOCTL(PPSETMODE)
COMPATIBLE_IOCTL(PPRSTATUS)
@@ -1623,19 +1607,6 @@ COMPATIBLE_IOCTL(TIOCSTOP)
/* Usbdevfs */
COMPATIBLE_IOCTL(USBDEVFS_IOCTL32)
/* parport */
COMPATIBLE_IOCTL(LPTIME)
COMPATIBLE_IOCTL(LPCHAR)
COMPATIBLE_IOCTL(LPABORTOPEN)
COMPATIBLE_IOCTL(LPCAREFUL)
COMPATIBLE_IOCTL(LPWAIT)
COMPATIBLE_IOCTL(LPSETIRQ)
COMPATIBLE_IOCTL(LPGETSTATUS)
COMPATIBLE_IOCTL(LPGETSTATUS)
COMPATIBLE_IOCTL(LPRESET)
/*LPGETSTATS not implemented, but no kernels seem to compile it in anyways*/
COMPATIBLE_IOCTL(LPGETFLAGS)
/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
but we don't want warnings on other file systems. So declare
them as compatible here. */
@@ -1734,10 +1705,6 @@ static long do_ioctl_trans(int fd, unsigned int cmd,
return do_video_stillpicture(fd, cmd, argp);
case VIDEO_SET_SPU_PALETTE:
return do_video_set_spu_palette(fd, cmd, argp);
/* lp */
case LPSETTIMEOUT:
return lp_timeout_trans(fd, cmd, argp);
}
/*