alpha: remove unneeded semicolon in sys_eiger.c

Fix the following coccicheck warning:

arch/alpha/kernel/sys_eiger.c:179:2-3: Unneeded semicolon

Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c
index bf99dcf..aea8a54 100644
--- a/arch/alpha/kernel/sys_eiger.c
+++ b/arch/alpha/kernel/sys_eiger.c
@@ -175,7 +175,7 @@
 	   case 0x03: bridge_count = 2; break; /* 2 */
 	   case 0x07: bridge_count = 3; break; /* 3 */
 	   case 0x0f: bridge_count = 4; break; /* 4 */
-	};
+	}
 
 	slot = PCI_SLOT(dev->devfn);
 	while (dev->bus->self) {