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-rw-r--r--drivers/infiniband/hw/mthca/mthca_qp.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index 5899f0c765b..dd4e13303e9 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -918,10 +918,12 @@ static void mthca_adjust_qp_caps(struct mthca_dev *dev,
else
qp->max_inline_data = max_data_size - MTHCA_INLINE_HEADER_SIZE;
- qp->sq.max_gs = max_data_size / sizeof (struct mthca_data_seg);
- qp->rq.max_gs = (min(dev->limits.max_desc_sz, 1 << qp->rq.wqe_shift) -
- sizeof (struct mthca_next_seg)) /
- sizeof (struct mthca_data_seg);
+ qp->sq.max_gs = min_t(int, dev->limits.max_sg,
+ max_data_size / sizeof (struct mthca_data_seg));
+ qp->rq.max_gs = min_t(int, dev->limits.max_sg,
+ (min(dev->limits.max_desc_sz, 1 << qp->rq.wqe_shift) -
+ sizeof (struct mthca_next_seg)) /
+ sizeof (struct mthca_data_seg));
}
/*