From d9ebb906a45adc71a62aceb1e3608c847cafa660 Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Tue, 7 Jun 2022 12:49:17 +0200 Subject: tty/vt: consolemap: make parameters of inverse_translate() saner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - int use_unicode -> bool: it's used as bool at some places already, so make it explicit. - int glyph -> u16: every caller passes a u16 in. So make it explicit too. And remove a negative check from inverse_translate() as it never could be negative. Reviewed-by: Ilpo Järvinen Signed-off-by: Jiri Slaby Link: https://lore.kernel.org/r/20220607104946.18710-7-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman --- drivers/accessibility/braille/braille_console.c | 2 +- drivers/accessibility/speakup/main.c | 2 +- drivers/tty/vt/consolemap.c | 4 ++-- drivers/tty/vt/selection.c | 3 ++- drivers/tty/vt/vt.c | 2 +- 5 files changed, 7 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/accessibility/braille/braille_console.c b/drivers/accessibility/braille/braille_console.c index fdc6b593f500..c4d54a5326b1 100644 --- a/drivers/accessibility/braille/braille_console.c +++ b/drivers/accessibility/braille/braille_console.c @@ -131,7 +131,7 @@ static void vc_refresh(struct vc_data *vc) for (i = 0; i < WIDTH; i++) { u16 glyph = screen_glyph(vc, 2 * (vc_x + i) + vc_y * vc->vc_size_row); - buf[i] = inverse_translate(vc, glyph, 1); + buf[i] = inverse_translate(vc, glyph, true); } braille_write(buf); } diff --git a/drivers/accessibility/speakup/main.c b/drivers/accessibility/speakup/main.c index d726537fa16c..f52265293482 100644 --- a/drivers/accessibility/speakup/main.c +++ b/drivers/accessibility/speakup/main.c @@ -470,7 +470,7 @@ static u16 get_char(struct vc_data *vc, u16 *pos, u_char *attribs) c |= 0x100; } - ch = inverse_translate(vc, c, 1); + ch = inverse_translate(vc, c, true); *attribs = (w & 0xff00) >> 8; } return ch; diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c index fb61158f4dc6..157c7f936294 100644 --- a/drivers/tty/vt/consolemap.c +++ b/drivers/tty/vt/consolemap.c @@ -281,12 +281,12 @@ unsigned short *set_translate(int m, struct vc_data *vc) * was active. * Still, it is now possible to a certain extent to cut and paste non-ASCII. */ -u16 inverse_translate(const struct vc_data *conp, int glyph, int use_unicode) +u16 inverse_translate(const struct vc_data *conp, u16 glyph, bool use_unicode) { struct uni_pagedict *p; int m; - if (glyph < 0 || glyph >= MAX_GLYPH) + if (glyph >= MAX_GLYPH) return 0; p = *conp->vc_uni_pagedir_loc; diff --git a/drivers/tty/vt/selection.c b/drivers/tty/vt/selection.c index f7755e73696e..6ef22f01cc51 100644 --- a/drivers/tty/vt/selection.c +++ b/drivers/tty/vt/selection.c @@ -68,7 +68,8 @@ sel_pos(int n, bool unicode) { if (unicode) return screen_glyph_unicode(vc_sel.cons, n / 2); - return inverse_translate(vc_sel.cons, screen_glyph(vc_sel.cons, n), 0); + return inverse_translate(vc_sel.cons, screen_glyph(vc_sel.cons, n), + false); } /** diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index f8c87c4d7399..1ea1c11c42fd 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -4741,7 +4741,7 @@ u32 screen_glyph_unicode(const struct vc_data *vc, int n) if (uniscr) return uniscr->lines[n / vc->vc_cols][n % vc->vc_cols]; - return inverse_translate(vc, screen_glyph(vc, n * 2), 1); + return inverse_translate(vc, screen_glyph(vc, n * 2), true); } EXPORT_SYMBOL_GPL(screen_glyph_unicode); -- cgit v1.2.3-59-g8ed1b