default SET_PERSONALITY() in linux/elf.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
index 178ff96..1bfdf24 100644
--- a/arch/s390/include/asm/elf.h
+++ b/arch/s390/include/asm/elf.h
@@ -180,10 +180,7 @@
 extern char elf_platform[];
 #define ELF_PLATFORM (elf_platform)
 
-#ifndef CONFIG_64BIT
-#define SET_PERSONALITY(ex) \
-	set_personality(PER_LINUX | (current->personality & (~PER_MASK)))
-#else /* CONFIG_64BIT */
+#ifdef CONFIG_64BIT
 #define SET_PERSONALITY(ex)					\
 do {								\
 	if (personality(current->personality) != PER_LINUX32)	\