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ui/qmp: keep a reference of console across yield

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While the coroutine is waiting, the console could be finalized. Keep a
reference to prevent this.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20260623-b4-ui-v4-10-4656aec3398d@redhat.com>
This commit is contained in:
Marc-André Lureau
2026-06-23 11:44:25 +04:00
parent 111e3b0458
commit 63ab59d586
1 changed files with 3 additions and 0 deletions
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ui/ui-qmp-cmds.c
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@@ -348,6 +348,7 @@ qmp_screendump(const char *filename, const char *device,
}
}
object_ref(con);
qemu_console_co_wait_update(con);
/*
@@ -358,9 +359,11 @@ qmp_screendump(const char *filename, const char *device,
surface = qemu_console_surface(con);
if (!surface) {
error_setg(errp, "no surface");
object_unref(con);
return;
}
image = pixman_image_ref(surface->image);
object_unref(con);
fd = qemu_create(filename, O_WRONLY | O_TRUNC | O_BINARY, 0666, errp);
if (fd == -1) {