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| author | H. Peter Anvin <hpa@zytor.com> | 2012-02-10 14:08:52 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2012-02-20 12:48:47 -0800 |
| commit | 9dd4ccaaf8cde924b78ba5f5b1a8ce3e7ead687f (patch) | |
| tree | fcd2b60f8d41ef86ab7eb73bb3dcaf154ed4cd8d /drivers/char | |
| parent | 6684ba202b5ab2f36d574c72fe50c207d99b3e35 (diff) | |
| download | talos-obmc-linux-9dd4ccaaf8cde924b78ba5f5b1a8ce3e7ead687f.tar.gz talos-obmc-linux-9dd4ccaaf8cde924b78ba5f5b1a8ce3e7ead687f.zip | |
compat: Handle COMPAT_USE_64BIT_TIME in the lp driver
Enable the lp driver to be used with a compat ABI with 64-bit time.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <greg@kroah.com>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/lp.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/char/lp.c b/drivers/char/lp.c index f43485607063..a27097173b3a 100644 --- a/drivers/char/lp.c +++ b/drivers/char/lp.c @@ -706,16 +706,13 @@ static long lp_compat_ioctl(struct file *file, unsigned int cmd, { unsigned int minor; struct timeval par_timeout; - struct compat_timeval __user *tc; int ret; minor = iminor(file->f_path.dentry->d_inode); mutex_lock(&lp_mutex); switch (cmd) { case LPSETTIMEOUT: - tc = compat_ptr(arg); - if (get_user(par_timeout.tv_sec, &tc->tv_sec) || - get_user(par_timeout.tv_usec, &tc->tv_usec)) { + if (compat_get_timeval(&par_timeout, compat_ptr(arg))) { ret = -EFAULT; break; } |
