diff options
Diffstat (limited to 'common/cli_readline.c')
| -rw-r--r-- | common/cli_readline.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/common/cli_readline.c b/common/cli_readline.c index 60a232b065..99b631720e 100644 --- a/common/cli_readline.c +++ b/common/cli_readline.c @@ -273,6 +273,10 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len, ichar = getcmd_getch(); + /* ichar=0x0 when error occurs in U-Boot getc */ + if (!ichar) + continue; + if ((ichar == '\n') || (ichar == '\r')) { putc('\n'); break; |