[dpdk-dev] [PATCH 2/2] net/cxgbe: skip parsing match items with no spec

[Rahul Lakkireddy]

Skip parsing pattern match items that have no spec. This fixes NULL
dereference when accessing their non-existent spec.

Fixes: ee61f5113b17 ("net/cxgbe: parse and validate flows")
Cc: sta...@dpdk.org

Signed-off-by: Rahul Lakkireddy <rahul.lakkire...@chelsio.com>
---
 drivers/net/cxgbe/cxgbe_flow.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/cxgbe/cxgbe_flow.c b/drivers/net/cxgbe/cxgbe_flow.c
index 4deaff8f2..7b87bdf58 100644
--- a/drivers/net/cxgbe/cxgbe_flow.c
+++ b/drivers/net/cxgbe/cxgbe_flow.c
@@ -732,6 +732,10 @@ cxgbe_rtef_parse_items(struct rte_flow *flow,
                                                "parse items cannot be repeated 
(except void)");
                        repeat[i->type] = 1;
 
+                       /* No spec found for this pattern item. Skip it */
+                       if (!i->spec)
+                               break;
+
                        /* validate the item */
                        ret = cxgbe_validate_item(i, e);
                        if (ret)
-- 
2.18.0