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tty: retain reference to foreground tty and input devices

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This commit is contained in:
max 🍓
2023-06-14 21:45:05 +01:00
parent 1c20efc36e
commit 31a4e00fdc
1 changed files with 4 additions and 3 deletions
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7
kernel/tty/device.c
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@@ -97,9 +97,10 @@ void tty_set_foreground(struct device *tty)
bool console_init = false; bool console_init = false;
if (foreground) { if (foreground) {
console_init = true; console_init = true;
device_deref(foreground);
} }
foreground = tty; foreground = device_ref(tty);
if (!console_init) { if (!console_init) {
console_register(&tty_console); console_register(&tty_console);
@@ -123,11 +124,11 @@ kern_status_t tty_connect_foreground_input_device(struct device *input)
device_lock(prev); device_lock(prev);
input_device_remove_hook(prev, &foreground_input_hook); input_device_remove_hook(prev, &foreground_input_hook);
device_unlock(prev); device_unlock(prev);
device_deref(prev);
object_deref(&prev->dev_base); object_deref(&prev->dev_base);
} }
object_ref(&input->dev_base); foreground_input = device_ref(input);
foreground_input = input;
device_lock(input); device_lock(input);
input_device_add_hook(input, &foreground_input_hook); input_device_add_hook(input, &foreground_input_hook);
device_unlock(input); device_unlock(input);