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authorLinus Torvalds <torvalds@g5.osdl.org>2006-10-23 07:51:20 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-23 07:51:20 -0700
commitd0b72a0817b0164986d35366c8ffe92fd985f713 (patch)
tree0fde19a1454d8e91e7350dea9192f3a42244c3a4
parent2e11665c5ea436e2fc2cfecbfc6dbfb8d420af29 (diff)
parenta94b1d1fd7ca3129e1d38d38167779fa6ee69780 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6: [SPARC64]: 8-byte align return value from compat_alloc_user_space()
-rw-r--r--include/asm-sparc64/compat.h7
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 {