diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hid/hidraw.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 3b53475a2b3..66579c0bf32 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -105,11 +105,15 @@ out: static ssize_t hidraw_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { unsigned int minor = iminor(file->f_path.dentry->d_inode); - /* FIXME: What stops hidraw_table going NULL */ - struct hid_device *dev = hidraw_table[minor]->hid; + struct hid_device *dev; __u8 *buf; int ret = 0; + if (!hidraw_table[minor]) + return -ENODEV; + + dev = hidraw_table[minor]->hid; + if (!dev->hid_output_raw_report) return -ENODEV; |