diff options
Diffstat (limited to 'components/libc/compilers/newlib')
| -rw-r--r-- | components/libc/compilers/newlib/stdio.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/components/libc/compilers/newlib/stdio.c b/components/libc/compilers/newlib/stdio.c index f28383818d..9a225622b5 100644 --- a/components/libc/compilers/newlib/stdio.c +++ b/components/libc/compilers/newlib/stdio.c @@ -81,7 +81,9 @@ int libc_stdio_set_console(const char* device_name, int mode) _GLOBAL_REENT->__sdidinit = 1; } - return fileno(std_console); + if (std_console) return fileno(std_console); + + return -1; } int libc_stdio_get_console(void) { |