From: Philippe Mathieu-Daudé <phi...@linaro.org> 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") Fixes: 20cd0c8655 ("virtio-snd: rewrite invalid tx/rx message handling" in stable-8.2) Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org> Reviewed-by: Manos Pitsidianakis <manos.pitsidiana...@linaro.org> Message-Id: <20240410053712.34747-1-phi...@linaro.org> (cherry picked from commit dcb0a1ac03d6b5ba6c7fcbe467f0215738006113) Signed-off-by: Michael Tokarev <m...@tls.msk.ru> diff --git a/hw/audio/virtio-snd.c b/hw/audio/virtio-snd.c index 256a132ece..823f9ab084 100644 --- a/hw/audio/virtio-snd.c +++ b/hw/audio/virtio-snd.c @@ -885,7 +885,9 @@ static void virtio_snd_handle_tx_xfer(VirtIODevice *vdev, VirtQueue *vq) } trace_virtio_snd_handle_tx_xfer(); - for (VirtIOSoundPCMStream *stream = NULL;; stream = NULL) { + for (;;) { + VirtIOSoundPCMStream *stream; + elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); if (!elem) { break; @@ -964,7 +966,9 @@ static void virtio_snd_handle_rx_xfer(VirtIODevice *vdev, VirtQueue *vq) } trace_virtio_snd_handle_rx_xfer(); - for (VirtIOSoundPCMStream *stream = NULL;; stream = NULL) { + for (;;) { + VirtIOSoundPCMStream *stream; + elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); if (!elem) { break; -- 2.39.2