X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=kernel%2Ffutex_compat.c;h=4ae3232e7a28a507d5ba316d9603c4275012a7ad;hb=c8acec90d9dd11f9ebae8ab4a70eac5e1339297d;hp=55c8c9349cfe6db49b9443c7b4aefb378c6f0249;hpb=a42892ed10585c5511e8a3e53f0350b4e2242050;p=firefly-linux-kernel-4.4.55.git

diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index 55c8c9349cfe..4ae3232e7a28 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -155,7 +155,7 @@ COMPAT_SYSCALL_DEFINE3(get_robust_list, int, pid,
 	}
 
 	ret = -EPERM;
-	if (!ptrace_may_access(p, PTRACE_MODE_READ))
+	if (!ptrace_may_access(p, PTRACE_MODE_READ_REALCREDS))
 		goto err_unlock;
 
 	head = p->compat_robust_list;