Gcc 4.0 fixes.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/signal32.c

@@ -261,11 +261,12 @@ asmlinkage int sys32_sigaction(int sig, const struct sigaction32 *act,
 
 	if (act) {
 		old_sigset_t mask;
+		s32 handler;
 
 		if (!access_ok(VERIFY_READ, act, sizeof(*act)))
 			return -EFAULT;
-		err |= __get_user((u32)(u64)new_ka.sa.sa_handler,
-		                  &act->sa_handler);
+		err |= __get_user(handler, &act->sa_handler);
+		new_ka.sa.sa_handler = (void*)(s64)handler;
 		err |= __get_user(new_ka.sa.sa_flags, &act->sa_flags);
 		err |= __get_user(mask, &act->sa_mask.sig[0]);
 		if (err)
@@ -826,12 +827,13 @@ asmlinkage int sys32_rt_sigaction(int sig, const struct sigaction32 *act,
 		goto out;
 
 	if (act) {
+		s32 handler;
 		int err = 0;
 
 		if (!access_ok(VERIFY_READ, act, sizeof(*act)))
 			return -EFAULT;
-		err |= __get_user((u32)(u64)new_sa.sa.sa_handler,
-		                  &act->sa_handler);
+		err |= __get_user(handler, &act->sa_handler);
+		new_sa.sa.sa_handler = (void*)(s64)handler;
 		err |= __get_user(new_sa.sa.sa_flags, &act->sa_flags);
 		err |= get_sigset(&new_sa.sa.sa_mask, &act->sa_mask);
 		if (err)

arch/mips/mm/c-sb1.c

@@ -235,7 +235,7 @@ static inline void __sb1_flush_icache_range(unsigned long start,
 /*
  * Invalidate all caches on this CPU
  */
-static void local_sb1___flush_cache_all(void)
+static void __attribute_used__ local_sb1___flush_cache_all(void)
 {
 	__sb1_writeback_inv_dcache_all();
 	__sb1_flush_icache_all();

include/asm-mips/paccess.h

@@ -52,7 +52,7 @@ struct __large_pstruct { unsigned long buf[100]; };
 })
 
 #define __get_dbe_asm(insn)						\
-({									\
+{									\
 	__asm__ __volatile__(						\
 	"1:\t" insn "\t%1,%2\n\t"					\
 	"move\t%0,$0\n"							\
@@ -67,7 +67,7 @@ struct __large_pstruct { unsigned long buf[100]; };
 	".previous"							\
 	:"=r" (__gu_err), "=r" (__gu_val)				\
 	:"o" (__mp(__gu_addr)), "i" (-EFAULT));				\
-})
+}
 
 extern void __get_dbe_unknown(void);
 
@@ -90,7 +90,7 @@ extern void __get_dbe_unknown(void);
 })
 
 #define __put_dbe_asm(insn)						\
-({									\
+{									\
 	__asm__ __volatile__(						\
 	"1:\t" insn "\t%1,%2\n\t"					\
 	"move\t%0,$0\n"							\
@@ -104,7 +104,7 @@ extern void __get_dbe_unknown(void);
 	".previous"							\
 	: "=r" (__pu_err)						\
 	: "r" (__pu_val), "o" (__mp(__pu_addr)), "i" (-EFAULT));	\
-})
+}
 
 extern void __put_dbe_unknown(void);