[PATCH] sparse alpha: the rest of it

A bunch of "return in void function" dealt with, removed bogus extern
from definition of __load_new_mm_context(), sanitized fscking ugly
CROSS_64K() helper (even if sparse doesn't segfault on that anymore,
it's _still_ fscking ugly).

arch/alpha/kernel/core_marvel.c

@@ -718,7 +718,7 @@ marvel_iounmap(unsigned long addr)
 	if (((long)addr >> 41) == -2)
 		return;	/* kseg map, nothing to do */
 	if (addr)
-		return vfree((void *)(PAGE_MASK & addr)); 
+		vfree((void *)(PAGE_MASK & addr)); 
 }
 
 #ifndef CONFIG_ALPHA_GENERIC

arch/alpha/kernel/err_marvel.c

@@ -1077,7 +1077,8 @@ marvel_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 
 	default:
 		/* Don't know it - pass it up.  */
-		return ev7_machine_check(vector, la_ptr, regs);
+		ev7_machine_check(vector, la_ptr, regs);
+		return;
 	}	
 
 	/*

arch/alpha/kernel/err_titan.c

@@ -407,8 +407,10 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 	/*
 	 * Only handle system errors here 
 	 */
-	if ((vector != SCB_Q_SYSMCHK) && (vector != SCB_Q_SYSERR)) 
-		return ev6_machine_check(vector, la_ptr, regs);
+	if ((vector != SCB_Q_SYSMCHK) && (vector != SCB_Q_SYSERR)) {
+		ev6_machine_check(vector, la_ptr, regs);
+		return;
+	}
 
 	/* 
 	 * It's a system error, handle it here

arch/alpha/mm/fault.c

@@ -40,7 +40,7 @@ extern void die_if_kernel(char *,struct pt_regs *,long, unsigned long *);
 unsigned long last_asn = ASN_FIRST_VERSION;
 #endif
 
-extern void
+void
 __load_new_mm_context(struct mm_struct *next_mm)
 {
 	unsigned long mmc;

include/asm-alpha/floppy.h

@@ -108,10 +108,11 @@ static int FDC2 = -1;
  * on that platform... ;-}
  */
 
-#define CROSS_64KB(a,s)						\
-({ unsigned long __s64 = (unsigned long)(a);			\
-   unsigned long __e64 = __s64 + (unsigned long)(s) - 1;	\
-   (__s64 ^ __e64) & ~0xfffful; })
+static inline unsigned long CROSS_64KB(void *a, unsigned long s)
+{
+	unsigned long p = (unsigned long)a;
+	return ((p + s - 1) ^ p) & ~0xffffUL;
+}
 
 #define EXTRA_FLOPPY_PARAMS