diff options
Diffstat (limited to 'drivers/usb/misc/sisusbvga/sisusb_con.c')
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb_con.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/usb/misc/sisusbvga/sisusb_con.c b/drivers/usb/misc/sisusbvga/sisusb_con.c index 0ebbf49cd649a..a8244ebeb7a7e 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_con.c +++ b/drivers/usb/misc/sisusbvga/sisusb_con.c @@ -717,24 +717,22 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) } /* interface routine */ -static int +static void sisusbcon_scrolldelta(struct vc_data *c, int lines) { struct sisusb_usb_data *sisusb; int margin = c->vc_size_row * 4; int ul, we, p, st; - /* The return value does not seem to be used */ - sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num); if (!sisusb) - return 0; + return; /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { mutex_unlock(&sisusb->lock); - return 0; + return; } if (!lines) /* Turn scrollback off */ @@ -774,8 +772,6 @@ sisusbcon_scrolldelta(struct vc_data *c, int lines) sisusbcon_set_start_address(sisusb, c); mutex_unlock(&sisusb->lock); - - return 1; } /* Interface routine */ @@ -1433,7 +1429,6 @@ static const struct consw sisusb_dummy_con = { .con_font_default = SISUSBCONDUMMY, .con_font_copy = SISUSBCONDUMMY, .con_set_palette = SISUSBCONDUMMY, - .con_scrolldelta = SISUSBCONDUMMY, }; int |