Make __SI_MASK explicitly unsigned, instead of depending on

magic C promotion to silently do so for us.

include/asm-generic/siginfo.h

@@ -106,7 +106,7 @@ typedef struct siginfo {
 #define si_fd		_sifields._sigpoll._fd
 
 #ifdef __KERNEL__
-#define __SI_MASK	0xffff0000
+#define __SI_MASK	0xffff0000u
 #define __SI_KILL	(0 << 16)
 #define __SI_TIMER	(1 << 16)
 #define __SI_POLL	(2 << 16)

include/asm-i386/signal.h

@@ -86,13 +86,13 @@ typedef unsigned long sigset_t;
  * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
  * Unix names RESETHAND and NODEFER respectively.
  */
-#define SA_NOCLDSTOP	0x00000001
-#define SA_NOCLDWAIT	0x00000002
-#define SA_SIGINFO	0x00000004
-#define SA_ONSTACK	0x08000000
-#define SA_RESTART	0x10000000
-#define SA_NODEFER	0x40000000
-#define SA_RESETHAND	0x80000000
+#define SA_NOCLDSTOP	0x00000001u
+#define SA_NOCLDWAIT	0x00000002u
+#define SA_SIGINFO	0x00000004u
+#define SA_ONSTACK	0x08000000u
+#define SA_RESTART	0x10000000u
+#define SA_NODEFER	0x40000000u
+#define SA_RESETHAND	0x80000000u
 
 #define SA_NOMASK	SA_NODEFER
 #define SA_ONESHOT	SA_RESETHAND