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-rw-r--r--scripts/kconfig/nconf.gui.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
index d3af04e95288..3ce2a7c0bda6 100644
--- a/scripts/kconfig/nconf.gui.c
+++ b/scripts/kconfig/nconf.gui.c
@@ -457,7 +457,7 @@ int dialog_inputbox(WINDOW *main_window,
/* insert the char at the proper position */
memmove(&result[cursor_position+1],
&result[cursor_position],
- len+1);
+ len-cursor_position+1);
result[cursor_position] = res;
cursor_position++;
} else {