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| author |   Al Viro <viro@ftp.linux.org.uk> | 2006-01-12 01:06:30 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-12 09:09:03 -0800 |
| commit | ab14caec7a5f0d9569c8a9dd2ad62e89b220c968 (patch) | |
| tree | 35a1c1945a0531b1ceb642244d99df23b1ae35b4 /drivers | |
| parent | [PATCH] m68k: ataflop __user annotations, NULL noise removal (diff) | |
| download | linux-dev-ab14caec7a5f0d9569c8a9dd2ad62e89b220c968.tar.xz linux-dev-ab14caec7a5f0d9569c8a9dd2ad62e89b220c968.zip | |
[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.c | 19 |
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: |