---

yaml --- r: 295257 b: refs/heads/master c: 8c5cf9e h: refs/heads/master i: 295255: 346dd81 v: v3
git-mirror · Mar 23, 2012 · 60ea0a5 · 60ea0a5
1 parent 0be9710
commit 60ea0a5
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b1845ff53f1a9eadba005ae53dfe60ab00dfe83b
+refs/heads/master: 8c5cf9e5c50dc902713897e10201aa71f3546aa1
diff --git a/trunk/kernel/ptrace.c b/trunk/kernel/ptrace.c
@@ -528,6 +528,9 @@ int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long ds
 
 static int ptrace_setoptions(struct task_struct *child, unsigned long data)
 {
+	if (data & ~(unsigned long)PTRACE_O_MASK)
+		return -EINVAL;
+
 	child->ptrace &= ~PT_TRACE_MASK;
 
 	if (data & PTRACE_O_TRACESYSGOOD)
@@ -551,7 +554,7 @@ static int ptrace_setoptions(struct task_struct *child, unsigned long data)
 	if (data & PTRACE_O_TRACEEXIT)
 		child->ptrace |= PT_TRACE_EXIT;
 
-	return (data & ~PTRACE_O_MASK) ? -EINVAL : 0;
+	return 0;
 }
 
 static int ptrace_getsiginfo(struct task_struct *child, siginfo_t *info)