bcma: delete duplicate readl

The 'val' has already been read by the prior call to 'mips_busprobe32';
this 'readl' is unnecessary.

Signed-off-by: Nathan Hintz <nlhintz@hotmail.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c
index 37d1777d..cf3dca9 100644
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -122,8 +122,6 @@
 			val = 0xffffffff;
 			goto unmap;
 		}
-
-		val = readl(mmio);
 	}
 	val >>= (8 * (off & 3));