From d864d32460063a25ef5a408c596b40555a062646 Mon Sep 17 00:00:00 2001
From: lujingxiao <lujingxiao@huawei.com>
Date: Sat, 19 Jan 2019 15:02:39 +0800
Subject: [PATCH 023/111] prjquota:  fix syscall bugs in projectquota

reason: fix syscall bugs in projectquota, which is introduced
when cherry-picked.

Change-Id: I4496f2b8fcdcd16eb34584b435a9ef9434639cee
Signed-off-by: lujingxiao <lujingxiao@huawei.com>
---
 .../engine/daemon/graphdriver/quota/projectquota.go      | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/components/engine/daemon/graphdriver/quota/projectquota.go b/components/engine/daemon/graphdriver/quota/projectquota.go
index 7d879eb81d..7f2fa2fe70 100644
--- a/components/engine/daemon/graphdriver/quota/projectquota.go
+++ b/components/engine/daemon/graphdriver/quota/projectquota.go
@@ -79,7 +79,6 @@ import (
 	"path"
 	"path/filepath"
 	"sync"
-	"syscall"
 	"unsafe"
 
 	rsystem "github.com/opencontainers/runc/libcontainer/system"
@@ -234,7 +233,7 @@ func (q *Control) SetQuota(targetPath string, quota Quota) error {
 		//
 		err := setProjectID(targetPath, projectID)
 		if err != nil {
-			q.lock.Lock()
+			q.lock.Unlock()
 			return err
 		}
 
@@ -312,7 +311,7 @@ func (q *Ext4Quota) SetProjectQuota(backingFsBlockDev string, projectID uint32,
 	var cs = C.CString(backingFsBlockDev)
 	defer C.free(unsafe.Pointer(cs))
 
-	_, _, errno := syscall.Syscall6(syscall.SYS_QUOTACTL, C.Q_SETPQUOTA,
+	_, _, errno := unix.Syscall6(unix.SYS_QUOTACTL, C.Q_SETPQUOTA,
 		uintptr(unsafe.Pointer(cs)), uintptr(C.__u32(projectID)),
 		uintptr(unsafe.Pointer(&d)), 0, 0)
 	if errno != 0 {
@@ -330,7 +329,7 @@ func (q *Ext4Quota) GetProjectQuota(backingFsBlockDev string, projectID uint32,
 	var cs = C.CString(backingFsBlockDev)
 	defer C.free(unsafe.Pointer(cs))
 
-	_, _, errno := syscall.Syscall6(syscall.SYS_QUOTACTL, C.Q_SETPQUOTA,
+	_, _, errno := unix.Syscall6(unix.SYS_QUOTACTL, C.Q_GETPQUOTA,
 		uintptr(unsafe.Pointer(cs)), uintptr(C.__u32(projectID)),
 		uintptr(unsafe.Pointer(&d)), 0, 0)
 	if errno != 0 {
@@ -350,7 +349,7 @@ func getQuotaStat(backingFsBlockDev string) (int, error) {
 
 	var cs = C.CString(backingFsBlockDev)
 	defer C.free(unsafe.Pointer(cs))
-	_, _, errno := syscall.Syscall6(syscall.SYS_QUOTACTL, C.Q_XGETPQSTAT,
+	_, _, errno := unix.Syscall6(unix.SYS_QUOTACTL, C.Q_XGETPQSTAT,
 		uintptr(unsafe.Pointer(cs)), 0,
 		uintptr(unsafe.Pointer(&info)), 0, 0)
 	if errno != 0 {
-- 
2.17.1