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authorJason Gunthorpe <jgg@mellanox.com>2019-08-21 14:10:36 -0300
committerJason Gunthorpe <jgg@mellanox.com>2019-08-21 14:10:36 -0300
commit868df536f5e84672c3e002b949e0e44f97cb0f09 (patch)
treef76da5f6d06125b6d91c75ebfe4079ec9e2f958a /net/rds/rdma_transport.c
parentb2299e83815c59ab59c4ee4fb4842b3b28e5072f (diff)
parentfba0e448a2c5b297a4ddc1ec4e48f4aa6600a1c9 (diff)
downloadlinux-868df536f5e84672c3e002b949e0e44f97cb0f09.tar.bz2
Merge branch 'odp_fixes' into rdma.git for-next
Jason Gunthorpe says: ==================== This is a collection of general cleanups for ODP to clarify some of the flows around umem creation and use of the interval tree. ==================== The branch is based on v5.3-rc5 due to dependencies * odp_fixes: RDMA/mlx5: Use odp instead of mr->umem in pagefault_mr RDMA/mlx5: Use ib_umem_start instead of umem.address RDMA/core: Make invalidate_range a device operation RDMA/odp: Use kvcalloc for the dma_list and page_list RDMA/odp: Check for overflow when computing the umem_odp end RDMA/odp: Provide ib_umem_odp_release() to undo the allocs RDMA/odp: Split creating a umem_odp from ib_umem_get RDMA/odp: Make the three ways to create a umem_odp clear RMDA/odp: Consolidate umem_odp initialization RDMA/odp: Make it clearer when a umem is an implicit ODP umem RDMA/odp: Iterate over the whole rbtree directly RDMA/odp: Use the common interval tree library instead of generic RDMA/mlx5: Fix MR npages calculation for IB_ACCESS_HUGETLB Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'net/rds/rdma_transport.c')
-rw-r--r--net/rds/rdma_transport.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/rds/rdma_transport.c b/net/rds/rdma_transport.c
index ff74c4bbb9fc..9986d6065c4d 100644
--- a/net/rds/rdma_transport.c
+++ b/net/rds/rdma_transport.c
@@ -105,7 +105,8 @@ static int rds_rdma_cm_event_handler_cmn(struct rdma_cm_id *cm_id,
break;
case RDMA_CM_EVENT_ESTABLISHED:
- trans->cm_connect_complete(conn, event);
+ if (conn)
+ trans->cm_connect_complete(conn, event);
break;
case RDMA_CM_EVENT_REJECTED:
@@ -137,6 +138,8 @@ static int rds_rdma_cm_event_handler_cmn(struct rdma_cm_id *cm_id,
break;
case RDMA_CM_EVENT_DISCONNECTED:
+ if (!conn)
+ break;
rdsdebug("DISCONNECT event - dropping connection "
"%pI6c->%pI6c\n", &conn->c_laddr,
&conn->c_faddr);