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authorJiri Slaby <jslaby@suse.cz>2016-06-23 13:34:36 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-25 18:04:48 +0200
commitf8b0c2e688f086d22157afc734755ed370e288dc (patch)
treeb9ae6d4b09b81efca668bc80459f2242f28230ce /drivers/tty/vt/consolemap.c
parenttty: vt, convert more macros to functions (diff)
downloadlinux-f8b0c2e688f086d22157afc734755ed370e288dc.tar.xz
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/consolemap.c')
-rw-r--r--drivers/tty/vt/consolemap.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c
index c8c91f0476a2..9d7ab7b66a8a 100644
--- a/drivers/tty/vt/consolemap.c
+++ b/drivers/tty/vt/consolemap.c
@@ -499,9 +499,8 @@ con_insert_unipair(struct uni_pagedir *p, u_short unicode, u_short fontpos)
return 0;
}
-/* ui is a leftover from using a hashtable, but might be used again
- Caller must hold the lock */
-static int con_do_clear_unimap(struct vc_data *vc, struct unimapinit *ui)
+/* Caller must hold the lock */
+static int con_do_clear_unimap(struct vc_data *vc)
{
struct uni_pagedir *p, *q;
@@ -524,11 +523,11 @@ static int con_do_clear_unimap(struct vc_data *vc, struct unimapinit *ui)
return 0;
}
-int con_clear_unimap(struct vc_data *vc, struct unimapinit *ui)
+int con_clear_unimap(struct vc_data *vc)
{
int ret;
console_lock();
- ret = con_do_clear_unimap(vc, ui);
+ ret = con_do_clear_unimap(vc);
console_unlock();
return ret;
}
@@ -556,7 +555,7 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
int j, k;
u16 **p1, *p2, l;
- err1 = con_do_clear_unimap(vc, NULL);
+ err1 = con_do_clear_unimap(vc);
if (err1) {
console_unlock();
return err1;
@@ -677,7 +676,7 @@ int con_set_default_unimap(struct vc_data *vc)
/* The default font is always 256 characters */
- err = con_do_clear_unimap(vc, NULL);
+ err = con_do_clear_unimap(vc);
if (err)
return err;