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| author | Jiri Slaby <jslaby@suse.cz> | 2016-06-23 13:34:36 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-06-25 09:04:48 -0700 |
| commit | f8b0c2e688f086d22157afc734755ed370e288dc (patch) | |
| tree | b9ae6d4b09b81efca668bc80459f2242f28230ce /drivers/tty/vt/vt_ioctl.c | |
| parent | 6ca8dfd78187d8238abc5b2996848a0c8f07948d (diff) | |
| download | blackbird-obmc-linux-f8b0c2e688f086d22157afc734755ed370e288dc.tar.gz blackbird-obmc-linux-f8b0c2e688f086d22157afc734755ed370e288dc.zip | |
tty: vt, ignore PIO_UNIMAPCLR param
We do not do hashtables for unicode fonts since 1995 (1.3.28). So it
is time to remove the second parameter of con_clear_unimap and ignore
the advice from userspace completely.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/vt/vt_ioctl.c')
| -rw-r--r-- | drivers/tty/vt/vt_ioctl.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index 97d5a74558a3..f62c598810ff 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -1006,16 +1006,10 @@ int vt_ioctl(struct tty_struct *tty, break; case PIO_UNIMAPCLR: - { struct unimapinit ui; if (!perm) return -EPERM; - ret = copy_from_user(&ui, up, sizeof(struct unimapinit)); - if (ret) - ret = -EFAULT; - else - con_clear_unimap(vc, &ui); + con_clear_unimap(vc); break; - } case PIO_UNIMAP: case GIO_UNIMAP: |
