headers_check fix: arm, swab.h

fix the following 'make headers_check' warnings:

  usr/include/asm-arm/swab.h:19: include of <linux/types.h> is preferred over <asm/types.h>
  usr/include/asm-arm/swab.h:25: found __[us]{8,16,32,64} type without #include <linux/types.h>

Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
diff --git a/arch/arm/include/asm/swab.h b/arch/arm/include/asm/swab.h
index 27a689b..ca2bf2f 100644
--- a/arch/arm/include/asm/swab.h
+++ b/arch/arm/include/asm/swab.h
@@ -16,7 +16,7 @@
 #define __ASM_ARM_SWAB_H
 
 #include <linux/compiler.h>
-#include <asm/types.h>
+#include <linux/types.h>
 
 #if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
 #  define __SWAB_64_THRU_32__