include/linux/types.h: use "unsigned int" instead of "unsigned"

Use "unsigned int" instead of "unsigned", to make code more clear.

Link: http://lkml.kernel.org/r/1551354739-6648-1-git-send-email-wdjjwb@163.comSigned-off-by: NWangBo <wang.bo116@zte.com.cn>
Reviewed-by: NMasahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

include/linux/types.h

@@ -155,9 +155,9 @@ typedef u64 dma_addr_t;
 typedef u32 dma_addr_t;
 #endif
 
-typedef unsigned __bitwise gfp_t;
-typedef unsigned __bitwise slab_flags_t;
-typedef unsigned __bitwise fmode_t;
+typedef unsigned int __bitwise gfp_t;
+typedef unsigned int __bitwise slab_flags_t;
+typedef unsigned int __bitwise fmode_t;
 
 #ifdef CONFIG_PHYS_ADDR_T_64BIT
 typedef u64 phys_addr_t;