added a buffer size check

2018-02-03 22:47:50 +01:00
parent d8933cbf81
commit 10cc13bc82
1 changed files with 5 additions and 0 deletions
@@ -133,6 +133,11 @@ error_t UADC_init(Unit *unit)
            dbg("!! Need at least 1 channel");
            return E_BAD_CONFIG;
        }
+
+        if (priv->dma_buffer_size < priv->nb_channels*2*2) {
+            dbg("Insufficient buf size");
+            return E_BAD_CONFIG;
+        }
    }

    // ------------------- ENABLE CLOCKS --------------------------