drivers: base: memory: Use tabs instead of spaces

This patch changes spaces to tabs. Found using checkpatch.pl
Signed-off-by: Ioana Ciornei <ciorneiioana@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/base/memory.c

@@ -52,13 +52,13 @@ static BLOCKING_NOTIFIER_HEAD(memory_chain);
 
 int register_memory_notifier(struct notifier_block *nb)
 {
-        return blocking_notifier_chain_register(&memory_chain, nb);
+	return blocking_notifier_chain_register(&memory_chain, nb);
 }
 EXPORT_SYMBOL(register_memory_notifier);
 
 void unregister_memory_notifier(struct notifier_block *nb)
 {
-        blocking_notifier_chain_unregister(&memory_chain, nb);
+	blocking_notifier_chain_unregister(&memory_chain, nb);
 }
 EXPORT_SYMBOL(unregister_memory_notifier);