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| author | Al Viro <viro@zeniv.linux.org.uk> | 2006-02-01 14:04:15 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2006-02-08 04:57:58 +0300 |
| commit | 73a09e626b9717851d3f7fd0230e401492ee326b (patch) | |
| tree | 0ef9368493ab13981f0c8821c9b64896b0b359e9 /drivers/char/watchdog | |
| parent | dad08dfc48529e3f907c2680f8b34f1fe2d75880 (diff) | |
| download | linux-73a09e626b9717851d3f7fd0230e401492ee326b.tar.xz | |
[PATCH] drivers/char/watchdog/sbc_epx_c3.c __user annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/char/watchdog')
| -rw-r--r-- | drivers/char/watchdog/sbc_epx_c3.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/char/watchdog/sbc_epx_c3.c b/drivers/char/watchdog/sbc_epx_c3.c index 7a4dfb95d087..837b1ec3ffe3 100644 --- a/drivers/char/watchdog/sbc_epx_c3.c +++ b/drivers/char/watchdog/sbc_epx_c3.c @@ -92,7 +92,7 @@ static int epx_c3_release(struct inode *inode, struct file *file) return 0; } -static ssize_t epx_c3_write(struct file *file, const char *data, +static ssize_t epx_c3_write(struct file *file, const char __user *data, size_t len, loff_t *ppos) { /* Refresh the timer. */ @@ -105,6 +105,7 @@ static int epx_c3_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { int options, retval = -EINVAL; + int __user *argp = (void __user *)arg; static struct watchdog_info ident = { .options = WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE, @@ -114,20 +115,19 @@ static int epx_c3_ioctl(struct inode *inode, struct file *file, switch (cmd) { case WDIOC_GETSUPPORT: - if (copy_to_user((struct watchdog_info *)arg, - &ident, sizeof(ident))) + if (copy_to_user(argp, &ident, sizeof(ident))) return -EFAULT; return 0; case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: - return put_user(0,(int *)arg); + return put_user(0, argp); case WDIOC_KEEPALIVE: epx_c3_pet(); return 0; case WDIOC_GETTIMEOUT: - return put_user(WATCHDOG_TIMEOUT,(int *)arg); - case WDIOC_SETOPTIONS: { - if (get_user(options, (int *)arg)) + return put_user(WATCHDOG_TIMEOUT, argp); + case WDIOC_SETOPTIONS: + if (get_user(options, argp)) return -EFAULT; if (options & WDIOS_DISABLECARD) { @@ -141,7 +141,6 @@ static int epx_c3_ioctl(struct inode *inode, struct file *file, } return retval; - } default: return -ENOIOCTLCMD; } |