alpha: bad macro expansion, parameter is member

`for_each_mem_cluster(x, y, z)' will expand to
`for ((x) = (y)->x ...' but correct is `for ((x) = (y)->cluster ...'
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/alpha/kernel/setup.c

@@ -252,9 +252,9 @@ reserve_std_resources(void)
 }
 
 #define PFN_MAX		PFN_DOWN(0x80000000)
-#define for_each_mem_cluster(memdesc, cluster, i)		\
-	for ((cluster) = (memdesc)->cluster, (i) = 0;		\
-	     (i) < (memdesc)->numclusters; (i)++, (cluster)++)
+#define for_each_mem_cluster(memdesc, _cluster, i)		\
+	for ((_cluster) = (memdesc)->cluster, (i) = 0;		\
+	     (i) < (memdesc)->numclusters; (i)++, (_cluster)++)
 
 static unsigned long __init
 get_mem_size_limit(char *s)

arch/alpha/mm/numa.c

@@ -28,9 +28,9 @@ EXPORT_SYMBOL(node_data);
 #define DBGDCONT(args...)
 #endif
 
-#define for_each_mem_cluster(memdesc, cluster, i)		\
-	for ((cluster) = (memdesc)->cluster, (i) = 0;		\
-	     (i) < (memdesc)->numclusters; (i)++, (cluster)++)
+#define for_each_mem_cluster(memdesc, _cluster, i)		\
+	for ((_cluster) = (memdesc)->cluster, (i) = 0;		\
+	     (i) < (memdesc)->numclusters; (i)++, (_cluster)++)
 
 static void __init show_mem_layout(void)
 {