diff options
Diffstat (limited to 'drivers/tty/vt/vt_ioctl.c')
| -rw-r--r-- | drivers/tty/vt/vt_ioctl.c | 25 |
1 files changed, 5 insertions, 20 deletions
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index ede2ef18d2fb..64618547be11 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -910,7 +910,9 @@ int vt_ioctl(struct tty_struct *tty, ret = con_font_op(vc_cons[fg_console].d, &op); if (ret) break; + console_lock(); con_set_default_unimap(vc_cons[fg_console].d); + console_unlock(); break; } #endif @@ -934,33 +936,23 @@ int vt_ioctl(struct tty_struct *tty, case PIO_SCRNMAP: if (!perm) ret = -EPERM; - else { - tty_lock(); + else ret = con_set_trans_old(up); - tty_unlock(); - } break; case GIO_SCRNMAP: - tty_lock(); ret = con_get_trans_old(up); - tty_unlock(); break; case PIO_UNISCRNMAP: if (!perm) ret = -EPERM; - else { - tty_lock(); + else ret = con_set_trans_new(up); - tty_unlock(); - } break; case GIO_UNISCRNMAP: - tty_lock(); ret = con_get_trans_new(up); - tty_unlock(); break; case PIO_UNIMAPCLR: @@ -970,19 +962,14 @@ int vt_ioctl(struct tty_struct *tty, ret = copy_from_user(&ui, up, sizeof(struct unimapinit)); if (ret) ret = -EFAULT; - else { - tty_lock(); + else con_clear_unimap(vc, &ui); - tty_unlock(); - } break; } case PIO_UNIMAP: case GIO_UNIMAP: - tty_lock(); ret = do_unimap_ioctl(cmd, up, perm, vc); - tty_unlock(); break; case VT_LOCKSWITCH: @@ -1196,9 +1183,7 @@ long vt_compat_ioctl(struct tty_struct *tty, case PIO_UNIMAP: case GIO_UNIMAP: - tty_lock(); ret = compat_unimap_ioctl(cmd, up, perm, vc); - tty_unlock(); break; /* |