kconfig: whitespace removing

This patch removes the unnecessary whitespaces from
end of help lines of Kconfig files.

Signed-off-by: Egry Gabor <gaboregry1@t-online.hu>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Roman Zippel <zippel@linux-m68k.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index 187d38ccadd5..4cea5c85cd0a 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -217,6 +217,11 @@ n	[A-Za-z0-9_]
                 append_string("\n", 1);
         }
         [^ \t\n].* {
+                while (yyleng) {
+                        if ((yytext[yyleng-1] != ' ') && (yytext[yyleng-1] != '\t'))
+                                break;
+                        yyleng--;
+                }
                 append_string(yytext, yyleng);
                 if (!first_ts)
                         first_ts = last_ts;