X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fppc%2Fkernel%2Fptrace.c;h=f9120785bd9058b92d77eea9e6e649bcbc42abc1;hb=746550cff061581f89c687ada8523670768364f2;hp=2ddfb1a37d721d0b8e2ca1cfb7c3d11b22baa2d2;hpb=86090fcac5e27b630656fe3d963a6b80e26dac44;p=linux-2.6.git

diff --git a/arch/ppc/kernel/ptrace.c b/arch/ppc/kernel/ptrace.c
index 2ddfb1a37..f9120785b 100644
--- a/arch/ppc/kernel/ptrace.c
+++ b/arch/ppc/kernel/ptrace.c
@@ -197,6 +197,8 @@ int sys_ptrace(long request, long pid, long addr, long data)
 	read_unlock(&tasklist_lock);
 	if (!child)
 		goto out;
+	if (!vx_check(vx_task_xid(child), VX_WATCH|VX_IDENT))
+		goto out_tsk;
 
 	ret = -EPERM;
 	if (pid == 1)		/* you may not mess with init */