X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=kernel%2Ffork.c;h=7ec6e9939b2c97c0ee62ec8cfdf05fd74bc4f4e7;hb=cc9f3098e1a560830e0a0c15825486d8a5f3afae;hp=fce002ee3ddffbab7613d0f9ec390683901f3c67;hpb=49307da31be5708bb0b9926efb35dd74d946ab0c;p=firefly-linux-kernel-4.4.55.git

diff --git a/kernel/fork.c b/kernel/fork.c
index fce002ee3ddf..7ec6e9939b2c 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -380,6 +380,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
 #endif
 	tsk->splice_pipe = NULL;
 	tsk->task_frag.page = NULL;
+	tsk->wake_q.next = NULL;
 
 	account_kernel_stack(ti, 1);
 
@@ -799,7 +800,8 @@ struct mm_struct *mm_access(struct task_struct *task, unsigned int mode)
 
 	mm = get_task_mm(task);
 	if (mm && mm != current->mm &&
-			!ptrace_may_access(task, mode)) {
+			!ptrace_may_access(task, mode) &&
+			!capable(CAP_SYS_RESOURCE)) {
 		mmput(mm);
 		mm = ERR_PTR(-EACCES);
 	}