usbdev/cdcacm: Fix read queue counter in shutdown

nrdq is already set 0 in resetconfig. Signed-off-by: Jouni Ukkonen <[email protected]>
tiiuae · Oct 8, 2024 · 3775fe7 · 3775fe7
1 parent efdb432
commit 3775fe7
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/drivers/usbdev/cdcacm.c b/drivers/usbdev/cdcacm.c
@@ -1125,7 +1125,10 @@ static void cdcacm_rdcomplete(FAR struct usbdev_ep_s *ep,
     case -ESHUTDOWN: /* Disconnection */
       {
         usbtrace(TRACE_CLSERROR(USBSER_TRACEERR_RDSHUTDOWN), 0);
-        priv->nrdq--;
+        if (priv->nrdq != 0)
+          {
+            priv->nrdq--;
+          }
       }
       break;