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nbd: Drop dead code spotted by Coverity
CID 1488362 points out that the second 'rc >= 0' check is now dead code. Reported-by: Peter Maydell <peter.maydell@linaro.org> Fixes: 172f5f1a40(nbd: remove peppering of nbd_client_connected) Signed-off-by: Eric Blake <eblake@redhat.com> Message-Id: <20220516210519.76135-1-eblake@redhat.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Vladimir Sementsov-Ogievskiy <v.sementsov-og@mail.ru> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -521,14 +521,10 @@ static int coroutine_fn nbd_co_send_request(BlockDriverState *bs,
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if (qiov) {
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qio_channel_set_cork(s->ioc, true);
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rc = nbd_send_request(s->ioc, request);
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if (rc >= 0) {
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if (qio_channel_writev_all(s->ioc, qiov->iov, qiov->niov,
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if (rc >= 0 && qio_channel_writev_all(s->ioc, qiov->iov, qiov->niov,
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NULL) < 0) {
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rc = -EIO;
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}
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} else if (rc >= 0) {
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rc = -EIO;
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}
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qio_channel_set_cork(s->ioc, false);
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} else {
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rc = nbd_send_request(s->ioc, request);
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