sticon: make sticon_set_def_font() void and remove op parameter

sticon_set_def_font() always returns 0, so make it void. And remove an
unused 'op' parameter.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Helge Deller <deller@gmx.de>
Cc: linux-parisc@vger.kernel.org
Cc: linux-fbdev@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Helge Deller <deller@gmx.de>

Author: Jiri Slaby (SUSE)

drivers/video/console/sticon.c

@@ -156,7 +156,7 @@ static bool sticon_scroll(struct vc_data *conp, unsigned int t,
     return false;
 }
 
-static int sticon_set_def_font(int unit, struct console_font *op)
+static void sticon_set_def_font(int unit)
 {
 	if (font_data[unit] != STI_DEF_FONT) {
 		if (--FNTREFCOUNT(font_data[unit]) == 0) {
@@ -165,8 +165,6 @@ static int sticon_set_def_font(int unit, struct console_font *op)
 		}
 		font_data[unit] = STI_DEF_FONT;
 	}
-
-	return 0;
 }
 
 static int sticon_set_font(struct vc_data *vc, struct console_font *op,
@@ -246,7 +244,7 @@ static int sticon_set_font(struct vc_data *vc, struct console_font *op,
 		  vc->vc_video_erase_char, font_data[vc->vc_num]);
 
 	/* delete old font in case it is a user font */
-	sticon_set_def_font(unit, NULL);
+	sticon_set_def_font(unit);
 
 	FNTREFCOUNT(cooked_font)++;
 	font_data[unit] = cooked_font;
@@ -264,7 +262,9 @@ static int sticon_set_font(struct vc_data *vc, struct console_font *op,
 
 static int sticon_font_default(struct vc_data *vc, struct console_font *op, char *name)
 {
-	return sticon_set_def_font(vc->vc_num, op);
+	sticon_set_def_font(vc->vc_num);
+
+	return 0;
 }
 
 static int sticon_font_set(struct vc_data *vc, struct console_font *font,
@@ -297,7 +297,7 @@ static void sticon_deinit(struct vc_data *c)
 
     /* free memory used by user font */
     for (i = 0; i < MAX_NR_CONSOLES; i++)
-	sticon_set_def_font(i, NULL);
+	sticon_set_def_font(i);
 }
 
 static void sticon_clear(struct vc_data *conp, int sy, int sx, int height,