X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-sparc64%2Fcompat.h;h=f260b58f5ce9d34ac224d2781bf4e0ac277849d4;hb=c3b19ff06e0808555403491d61e8f0cbbb53e933;hp=c73935dc7ba11c8e800b79596d6ae27e3431fd30;hpb=f5c7f03113fc9c547012cf403aec4b534d575ef0;p=linux-2.6-omap-h63xx.git

diff --git a/include/asm-sparc64/compat.h b/include/asm-sparc64/compat.h
index c73935dc7ba..f260b58f5ce 100644
--- a/include/asm-sparc64/compat.h
+++ b/include/asm-sparc64/compat.h
@@ -31,8 +31,10 @@ typedef s32		compat_timer_t;
 
 typedef s32		compat_int_t;
 typedef s32		compat_long_t;
+typedef s64		compat_s64;
 typedef u32		compat_uint_t;
 typedef u32		compat_ulong_t;
+typedef u64		compat_u64;
 
 struct compat_timespec {
 	compat_time_t	tv_sec;
@@ -150,7 +152,7 @@ typedef u32		compat_sigset_word;
  * A pointer passed in from user mode. This should not
  * be used for syscall parameters, just declare them
  * as pointers because the syscall entry code will have
- * appropriately comverted them already.
+ * appropriately converted them already.
  */
 typedef	u32		compat_uptr_t;
 
@@ -164,7 +166,7 @@ static inline compat_uptr_t ptr_to_compat(void __user *uptr)
 	return (u32)(unsigned long)uptr;
 }
 
-static __inline__ void __user *compat_alloc_user_space(long len)
+static inline void __user *compat_alloc_user_space(long len)
 {
 	struct pt_regs *regs = current_thread_info()->kregs;
 	unsigned long usp = regs->u_regs[UREG_I6];
@@ -174,7 +176,10 @@ static __inline__ void __user *compat_alloc_user_space(long len)
 	else
 		usp &= 0xffffffffUL;
 
-	return (void __user *) (usp - len);
+	usp -= len;
+	usp &= ~0x7UL;
+
+	return (void __user *) usp;
 }
 
 struct compat_ipc64_perm {