mirror of https://gitee.com/openkylin/linux.git
IB/mthca: Fix error path in mthca_alloc_memfree()
The garbled logic in mthca_alloc_memfree() causes it to return 0, even if it fails to allocate all doorbell records. Fix it to return -ENOMEM when it fails. Signed-off-by: Roland Dreier <rolandd@cisco.com>
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@ -1088,21 +1088,21 @@ static void mthca_unmap_memfree(struct mthca_dev *dev,
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static int mthca_alloc_memfree(struct mthca_dev *dev,
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struct mthca_qp *qp)
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{
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int ret = 0;
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if (mthca_is_memfree(dev)) {
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qp->rq.db_index = mthca_alloc_db(dev, MTHCA_DB_TYPE_RQ,
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qp->qpn, &qp->rq.db);
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if (qp->rq.db_index < 0)
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return ret;
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return -ENOMEM;
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qp->sq.db_index = mthca_alloc_db(dev, MTHCA_DB_TYPE_SQ,
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qp->qpn, &qp->sq.db);
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if (qp->sq.db_index < 0)
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if (qp->sq.db_index < 0) {
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mthca_free_db(dev, MTHCA_DB_TYPE_RQ, qp->rq.db_index);
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return -ENOMEM;
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}
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}
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return ret;
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return 0;
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}
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static void mthca_free_memfree(struct mthca_dev *dev,
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