diff options
Diffstat (limited to 'drivers/sbus/char')
| -rw-r--r-- | drivers/sbus/char/jsflash.c | 15 | ||||
| -rw-r--r-- | drivers/sbus/char/uctrl.c | 7 |
2 files changed, 13 insertions, 9 deletions
diff --git a/drivers/sbus/char/jsflash.c b/drivers/sbus/char/jsflash.c index e6d1fc8c54f1..a85ad05e8548 100644 --- a/drivers/sbus/char/jsflash.c +++ b/drivers/sbus/char/jsflash.c @@ -383,18 +383,22 @@ static int jsf_ioctl_program(void __user *arg) return 0; } -static int jsf_ioctl(struct inode *inode, struct file *f, unsigned int cmd, - unsigned long arg) +static long jsf_ioctl(struct file *f, unsigned int cmd, unsigned long arg) { + lock_kernel(); int error = -ENOTTY; void __user *argp = (void __user *)arg; - if (!capable(CAP_SYS_ADMIN)) + if (!capable(CAP_SYS_ADMIN)) { + unlock_kernel(); return -EPERM; + } switch (cmd) { case JSFLASH_IDENT: - if (copy_to_user(argp, &jsf0.id, JSFIDSZ)) + if (copy_to_user(argp, &jsf0.id, JSFIDSZ)) { + unlock_kernel(); return -EFAULT; + } break; case JSFLASH_ERASE: error = jsf_ioctl_erase(arg); @@ -404,6 +408,7 @@ static int jsf_ioctl(struct inode *inode, struct file *f, unsigned int cmd, break; } + unlock_kernel(); return error; } @@ -439,7 +444,7 @@ static const struct file_operations jsf_fops = { .llseek = jsf_lseek, .read = jsf_read, .write = jsf_write, - .ioctl = jsf_ioctl, + .unlocked_ioctl = jsf_ioctl, .mmap = jsf_mmap, .open = jsf_open, .release = jsf_release, diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c index 27993c37775d..2c56fd56ec63 100644 --- a/drivers/sbus/char/uctrl.c +++ b/drivers/sbus/char/uctrl.c @@ -197,9 +197,8 @@ static struct uctrl_driver { static void uctrl_get_event_status(struct uctrl_driver *); static void uctrl_get_external_status(struct uctrl_driver *); -static int -uctrl_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long +uctrl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { switch (cmd) { default: @@ -226,7 +225,7 @@ static irqreturn_t uctrl_interrupt(int irq, void *dev_id) static const struct file_operations uctrl_fops = { .owner = THIS_MODULE, .llseek = no_llseek, - .ioctl = uctrl_ioctl, + .unlocked_ioctl = uctrl_ioctl, .open = uctrl_open, }; |