From 62bd3ca8a37543c060292ca86669e537b9ebf36d Mon Sep 17 00:00:00 2001
From: Michael Pratt <mpratt@google.com>
Date: Mon, 2 Mar 2020 10:05:52 -0800
Subject: Take write lock when removing xattr
PiperOrigin-RevId: 298380654
---
pkg/sentry/fs/fsutil/inode.go | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'pkg/sentry/fs/fsutil')
diff --git a/pkg/sentry/fs/fsutil/inode.go b/pkg/sentry/fs/fsutil/inode.go
index daecc4ffe..1922ff08c 100644
--- a/pkg/sentry/fs/fsutil/inode.go
+++ b/pkg/sentry/fs/fsutil/inode.go
@@ -259,8 +259,8 @@ func (i *InodeSimpleExtendedAttributes) ListXattr(context.Context, *fs.Inode, ui
// RemoveXattr implements fs.InodeOperations.RemoveXattr.
func (i *InodeSimpleExtendedAttributes) RemoveXattr(_ context.Context, _ *fs.Inode, name string) error {
- i.mu.RLock()
- defer i.mu.RUnlock()
+ i.mu.Lock()
+ defer i.mu.Unlock()
if _, ok := i.xattrs[name]; ok {
delete(i.xattrs, name)
return nil
--
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