datapath: Fix return value when ODP_FLOW_PUT fails to allocate a flow.

Noticed by Justin.

diff --git a/datapath/datapath.c b/datapath/datapath.c
index 8e9a5602054b179863ac96b53793aeb63de13f9d..d4dac8561943d967bf8c65390d31d484e7a72c25 100644 (file)
--- a/datapath/datapath.c
+++ b/datapath/datapath.c
@@ -872,6 +872,7 @@ retry:
                }
 
                /* Allocate flow. */
+               error = -ENOMEM;
                flow = kmem_cache_alloc(flow_cache, GFP_KERNEL);
                if (flow == NULL)
                        goto error;