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-rw-r--r--chardev/char-stdio.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/chardev/char-stdio.c b/chardev/char-stdio.c
index 96375f2ab8..9624220e6d 100644
--- a/chardev/char-stdio.c
+++ b/chardev/char-stdio.c
@@ -46,8 +46,10 @@ static bool stdio_echo_state;
static void term_exit(void)
{
- tcsetattr(0, TCSANOW, &oldtty);
- fcntl(0, F_SETFL, old_fd0_flags);
+ if (stdio_in_use) {
+ tcsetattr(0, TCSANOW, &oldtty);
+ fcntl(0, F_SETFL, old_fd0_flags);
+ }
}
static void qemu_chr_set_echo_stdio(Chardev *chr, bool echo)