From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
The check if netlink attributes supplied more than maximum supported
is to strict and may lead to backward compatibility issues with old
application with a newer kernel that supports new attribute.
CC: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Fixes: 74bd75c2b68d ("rdma: Add basic infrastructure for RDMA tool")
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
---
rdma/utils.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/rdma/utils.c b/rdma/utils.c
index a2e08e91..5c1e736a 100644
--- a/rdma/utils.c
+++ b/rdma/utils.c
@@ -399,7 +399,8 @@ int rd_attr_cb(const struct nlattr *attr, void *data)
int type;
if (mnl_attr_type_valid(attr, RDMA_NLDEV_ATTR_MAX) < 0)
- return MNL_CB_ERROR;
+ /* We received uknown attribute */
+ return MNL_CB_OK;
type = mnl_attr_get_type(attr);
--
2.14.3
--
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