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Commit ab14caec authored by Al Viro's avatar Al Viro Committed by Linus Torvalds
Browse files

[PATCH] m68k: amiserial __user annotations 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 2c7af511

drivers/char/amiserial.c

+9 −10
Original line number Diff line number Diff line
@@ -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: