usb: gadget: f_fs: Add compat_ioctl to epfiles

This allows 32 bit owners of ffs endpoints to
make ioctls into a 64 bit kernel.

All of the current epfile ioctls can be handled
with the same struct definitions as regular
ioctl.

Acked-by: Michał Nazarewicz <mina86@mina86.com>
Signed-off-by: Jerry Zhang <zhangjerry@google.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Jerry Zhang 2018-03-30 15:32:19 -07:00 committed by Felipe Balbi
parent 9286e24b83
commit 6819e3233f

View File

@ -1266,6 +1266,14 @@ static long ffs_epfile_ioctl(struct file *file, unsigned code,
return ret;
}
#ifdef CONFIG_COMPAT
static long ffs_epfile_compat_ioctl(struct file *file, unsigned code,
unsigned long value)
{
return ffs_epfile_ioctl(file, code, value);
}
#endif
static const struct file_operations ffs_epfile_operations = {
.llseek = no_llseek,
@ -1274,6 +1282,9 @@ static const struct file_operations ffs_epfile_operations = {
.read_iter = ffs_epfile_read_iter,
.release = ffs_epfile_release,
.unlocked_ioctl = ffs_epfile_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = ffs_epfile_compat_ioctl,
#endif
};