netmap: Avoid HW errors when using pipes

Issue: 6837 When using netmap pipes (with lb, for example), avoid direct hardware related IOCTLs that will fail (not supported with pipes).
jlucovsky · Mar 7, 2024 · 79e56e5 · 79e56e5
1 parent 4afaadc
commit 79e56e5
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/runmode-netmap.c b/src/runmode-netmap.c
@@ -344,7 +344,9 @@ static void *ParseNetmapConfig(const char *iface_name)
         }
     }
 
-    int ring_count = NetmapGetRSSCount(aconf->iface_name);
+    int ring_count = 0;
+    if (aconf->in.real)
+		ring_count = NetmapGetRSSCount(aconf->iface_name);
     if (strlen(aconf->iface_name) > 0 &&
             (aconf->iface_name[strlen(aconf->iface_name) - 1] == '^' ||
                     aconf->iface_name[strlen(aconf->iface_name) - 1] == '*')) {