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-rw-r--r--hw/char/imx_serial.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/hw/char/imx_serial.c b/hw/char/imx_serial.c
index f9da59fd63..801156db2d 100644
--- a/hw/char/imx_serial.c
+++ b/hw/char/imx_serial.c
@@ -125,7 +125,9 @@ static uint64_t imx_serial_read(void *opaque, hwaddr offset,
s->usr2 &= ~USR2_RDR;
s->uts1 |= UTS1_RXEMPTY;
imx_update(s);
- qemu_chr_accept_input(s->chr);
+ if (s->chr) {
+ qemu_chr_accept_input(s->chr);
+ }
}
return c;
@@ -212,7 +214,9 @@ static void imx_serial_write(void *opaque, hwaddr offset,
}
if (value & UCR2_RXEN) {
if (!(s->ucr2 & UCR2_RXEN)) {
- qemu_chr_accept_input(s->chr);
+ if (s->chr) {
+ qemu_chr_accept_input(s->chr);
+ }
}
}
s->ucr2 = value & 0xffff;