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-rw-r--r--common/cli_readline.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/common/cli_readline.c b/common/cli_readline.c
index 47b876285c..5c158d03b4 100644
--- a/common/cli_readline.c
+++ b/common/cli_readline.c
@@ -493,8 +493,10 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len,
}
#endif
default:
- cread_add_char(ichar, insert, &num, &eol_num, buf,
- *len);
+ if (ichar >= ' ' && ichar <= '~') {
+ cread_add_char(ichar, insert, &num, &eol_num,
+ buf, *len);
+ }
break;
}
}