diff options
Diffstat (limited to 'src/drivers/device/cdev.cpp')
| -rw-r--r-- | src/drivers/device/cdev.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/drivers/device/cdev.cpp b/src/drivers/device/cdev.cpp index 6e2ebb1f7..39fb89501 100644 --- a/src/drivers/device/cdev.cpp +++ b/src/drivers/device/cdev.cpp @@ -268,6 +268,13 @@ CDev::ioctl(struct file *filp, int cmd, unsigned long arg) break; } + /* try the superclass. The different ioctl() function form + * means we need to copy arg */ + unsigned arg2 = arg; + int ret = Device::ioctl(cmd, arg2); + if (ret != -ENODEV) + return ret; + return -ENOTTY; } |