diff --git a/drivers/net/ethernet/8390/ax88796.c b/drivers/net/ethernet/8390/ax88796.c
index 5698f5354c0bbd5b27061635757c894d315f8a65..39ca9350d1b22d0d153f377e86a41212fa12d380 100644
--- a/drivers/net/ethernet/8390/ax88796.c
+++ b/drivers/net/ethernet/8390/ax88796.c
@@ -910,7 +910,8 @@ static int ax_probe(struct platform_device *pdev)
 	iounmap(ax->map2);
 
  exit_mem2:
-	release_mem_region(mem2->start, mem2_size);
+	if (mem2)
+		release_mem_region(mem2->start, mem2_size);
 
  exit_mem1:
 	iounmap(ei_local->mem);