hw/audio/virtio-snd: Remove unused assignment
Coverity reported:
>>> CID
1542933: Code maintainability issues (UNUSED_VALUE)
>>> CID
1542934: Code maintainability issues (UNUSED_VALUE)
>>> Assigning value "NULL" to "stream" here, but that stored
value is overwritten before it can be used.
Simply remove the unused assignments.
Resolves: Coverity CID
1542933
Resolves: Coverity CID
1542934
Fixes: 731655f87f ("virtio-snd: rewrite invalid tx/rx message handling")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Message-Id: <
20240410053712.34747-1-philmd@linaro.org>