diff options
Diffstat (limited to 'include/asm-sparc64/compat.h')
| -rw-r--r-- | include/asm-sparc64/compat.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/asm-sparc64/compat.h b/include/asm-sparc64/compat.h index c73935dc7ba1..36511ca51416 100644 --- a/include/asm-sparc64/compat.h +++ b/include/asm-sparc64/compat.h @@ -164,7 +164,7 @@ 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 +174,10 @@ 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 { |