cmd editing: mark erase/tab seqs constant
These strings are only read, so no need to have them be writable.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/common/main.c b/common/main.c
index 42f4d02..dcbacc9 100644
--- a/common/main.c
+++ b/common/main.c
@@ -65,8 +65,8 @@
char console_buffer[CONFIG_SYS_CBSIZE + 1]; /* console I/O buffer */
static char * delete_char (char *buffer, char *p, int *colp, int *np, int plen);
-static char erase_seq[] = "\b \b"; /* erase sequence */
-static char tab_seq[] = " "; /* used to expand TABs */
+static const char erase_seq[] = "\b \b"; /* erase sequence */
+static const char tab_seq[] = " "; /* used to expand TABs */
#ifdef CONFIG_BOOT_RETRY_TIME
static uint64_t endtime = 0; /* must be set, default is instant timeout */