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tty/vt: consolemap: decrypt inverse_translate()

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Fix invalid indentation and demystify the code by removing superfluous
"else"s. The "else"s are unneeded as they always follow an "if"-true
branch containing a "return". The code is now way more readable.

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220607104946.18710-4-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2022-06-07 12:49:14 +02:00 committed by Greg Kroah-Hartman
parent db8f597a47
commit 2097dc2273
1 changed files with 16 additions and 15 deletions
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31
drivers/tty/vt/consolemap.c
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@ -285,25 +285,26 @@ u16 inverse_translate(const struct vc_data *conp, int glyph, int use_unicode)
{
struct uni_pagedict *p;
int m;
if (glyph < 0 || glyph >= MAX_GLYPH)
return 0;
else {
p = *conp->vc_uni_pagedir_loc;
if (!p)
p = *conp->vc_uni_pagedir_loc;
if (!p)
return glyph;
if (use_unicode) {
if (!p->inverse_trans_unicode)
return glyph;
else if (use_unicode) {
if (!p->inverse_trans_unicode)
return glyph;
else
return p->inverse_trans_unicode[glyph];
} else {
m = inv_translate[conp->vc_num];
if (!p->inverse_translations[m])
return glyph;
else
return p->inverse_translations[m][glyph];
}
return p->inverse_trans_unicode[glyph];
}
m = inv_translate[conp->vc_num];
if (!p->inverse_translations[m])
return glyph;
return p->inverse_translations[m][glyph];
}
EXPORT_SYMBOL_GPL(inverse_translate);