diff options
Diffstat (limited to 'rust/hw')
| -rw-r--r-- | rust/hw/char/pl011/src/device.rs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/rust/hw/char/pl011/src/device.rs b/rust/hw/char/pl011/src/device.rs index af93ae8..f137b49 100644 --- a/rust/hw/char/pl011/src/device.rs +++ b/rust/hw/char/pl011/src/device.rs @@ -648,10 +648,12 @@ pub unsafe extern "C" fn pl011_create( // SAFETY: The callers promise that they have owned references. // They do not gift them to pl011_create, so use `Owned::from`. let irq = unsafe { Owned::<IRQState>::from(&*irq) }; - let chr = unsafe { Owned::<Chardev>::from(&*chr) }; let dev = PL011State::new(); - dev.prop_set_chr("chardev", &chr); + if !chr.is_null() { + let chr = unsafe { Owned::<Chardev>::from(&*chr) }; + dev.prop_set_chr("chardev", &chr); + } dev.sysbus_realize(); dev.mmio_map(0, addr); dev.connect_irq(0, &irq); |