diff options
Diffstat (limited to 'drivers/infiniband/core/verbs.c')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 5d896f6b2b61..f61933dacbfd 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -521,6 +521,8 @@ static struct ib_ah *_rdma_create_ah(struct ib_pd *pd, ret = device->ops.create_ah(ah, ah_attr, flags, udata); if (ret) { + if (ah->sgid_attr) + rdma_put_gid_attr(ah->sgid_attr); kfree(ah); return ERR_PTR(ret); } @@ -2840,15 +2842,18 @@ EXPORT_SYMBOL(__rdma_block_iter_start); bool __rdma_block_iter_next(struct ib_block_iter *biter) { unsigned int block_offset; + unsigned int sg_delta; if (!biter->__sg_nents || !biter->__sg) return false; biter->__dma_addr = sg_dma_address(biter->__sg) + biter->__sg_advance; block_offset = biter->__dma_addr & (BIT_ULL(biter->__pg_bit) - 1); - biter->__sg_advance += BIT_ULL(biter->__pg_bit) - block_offset; + sg_delta = BIT_ULL(biter->__pg_bit) - block_offset; - if (biter->__sg_advance >= sg_dma_len(biter->__sg)) { + if (sg_dma_len(biter->__sg) - biter->__sg_advance > sg_delta) { + biter->__sg_advance += sg_delta; + } else { biter->__sg_advance = 0; biter->__sg = sg_next(biter->__sg); biter->__sg_nents--; |