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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:06:30 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:09:03 -0800
commitab14caec7a5f0d9569c8a9dd2ad62e89b220c968 (patch)
tree35a1c1945a0531b1ceb642244d99df23b1ae35b4 /drivers
parent2c7af51129161a7a3dc4169c984964912f1f4822 (diff)
[PATCH] m68k: amiserial __user annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/amiserial.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c
index aabb368db935..667a21c72edb 100644
--- a/drivers/char/amiserial.c
+++ b/drivers/char/amiserial.c
@@ -1089,7 +1089,7 @@ static void rs_unthrottle(struct tty_struct * tty)
*/
static int get_serial_info(struct async_struct * info,
- struct serial_struct * retinfo)
+ struct serial_struct __user * retinfo)
{
struct serial_struct tmp;
struct serial_state *state = info->state;
@@ -1113,7 +1113,7 @@ static int get_serial_info(struct async_struct * info,
}
static int set_serial_info(struct async_struct * info,
- struct serial_struct * new_info)
+ struct serial_struct __user * new_info)
{
struct serial_struct new_serial;
struct serial_state old_state, *state;
@@ -1194,7 +1194,7 @@ check_and_exit:
* transmit holding register is empty. This functionality
* allows an RS485 driver to be written in user space.
*/
-static int get_lsr_info(struct async_struct * info, unsigned int *value)
+static int get_lsr_info(struct async_struct * info, unsigned int __user *value)
{
unsigned char status;
unsigned int result;
@@ -1285,6 +1285,7 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file,
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_icount cprev, cnow; /* kernel counter temps */
struct serial_icounter_struct icount;
+ void __user *argp = (void __user *)arg;
unsigned long flags;
if (serial_paranoia_check(info, tty->name, "rs_ioctl"))
@@ -1299,19 +1300,17 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file,
switch (cmd) {
case TIOCGSERIAL:
- return get_serial_info(info,
- (struct serial_struct *) arg);
+ return get_serial_info(info, argp);
case TIOCSSERIAL:
- return set_serial_info(info,
- (struct serial_struct *) arg);
+ return set_serial_info(info, argp);
case TIOCSERCONFIG:
return 0;
case TIOCSERGETLSR: /* Get line status register */
- return get_lsr_info(info, (unsigned int *) arg);
+ return get_lsr_info(info, argp);
case TIOCSERGSTRUCT:
- if (copy_to_user((struct async_struct *) arg,
+ if (copy_to_user(argp,
info, sizeof(struct async_struct)))
return -EFAULT;
return 0;
@@ -1370,7 +1369,7 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file,
icount.brk = cnow.brk;
icount.buf_overrun = cnow.buf_overrun;
- if (copy_to_user((void *)arg, &icount, sizeof(icount)))
+ if (copy_to_user(argp, &icount, sizeof(icount)))
return -EFAULT;
return 0;
case TIOCSERGWILD:

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