X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fproc%2Fnamespaces.c;h=1b0ea4a5d89e3004c5488090241eec5207e7cf38;hb=8323c6e6b89b5565c05ddf0067589cf785be661b;hp=f6e8354b8cea20a936f6a4f8ae0335fd7fa36bd4;hpb=c021bf1e52d9bf6e3d432b2b4eb6396796d4a16d;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index f6e8354b8cea..1b0ea4a5d89e 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -42,7 +42,7 @@ static const char *proc_ns_follow_link(struct dentry *dentry, void **cookie)
 	if (!task)
 		return error;
 
-	if (ptrace_may_access(task, PTRACE_MODE_READ)) {
+	if (ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) {
 		error = ns_get_path(&ns_path, task, ns_ops);
 		if (!error)
 			nd_jump_link(&ns_path);
@@ -63,7 +63,7 @@ static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int bufl
 	if (!task)
 		return res;
 
-	if (ptrace_may_access(task, PTRACE_MODE_READ)) {
+	if (ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) {
 		res = ns_get_name(name, sizeof(name), task, ns_ops);
 		if (res >= 0)
 			res = readlink_copy(buffer, buflen, name);