cread_line(): Remove unused variables

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>

diff --git a/common/main.c b/common/main.c
index 298982a48add712fa2a7032eb9b2ccb6c9770e5d..b47e443f7b2847d8121581a277e5c316c636a88e 100644 (file)
--- a/common/main.c
+++ b/common/main.c
@@ -715,16 +715,13 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len)
 {
        unsigned long num = 0;
        unsigned long eol_num = 0;
-       unsigned long rlen;
        unsigned long wlen;
        char ichar;
        int insert = 1;
        int esc_len = 0;
-       int rc = 0;
        char esc_save[8];
 
        while (1) {
-               rlen = 1;
 #ifdef CONFIG_BOOT_RETRY_TIME
                while (!tstc()) {       /* while no incoming data */
                        if (retry_time >= 0 && get_ticks() > endtime)
@@ -923,7 +920,7 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len)
                cread_add_to_hist(buf);
        hist_cur = hist_add_idx;
 
-       return (rc);
+       return 0;
 }
 
 #endif /* CONFIG_CMDLINE_EDITING */