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authorgVisor bot <gvisor-bot@google.com>2020-09-09 01:35:55 +0000
committergVisor bot <gvisor-bot@google.com>2020-09-09 01:35:55 +0000
commitfe97f9816075b6b9ed6537c4cf403bb898f7952a (patch)
tree2657ae22c2ea9f57fa6bca5eb55c17c941b13f53 /pkg/sentry/fsimpl/kernfs/filesystem.go
parent3b05cf548590cec6acd4f63fe7fdcdb00fba9e79 (diff)
parent8d3551da6a41c30fa9c04a5b0cef712c089d5d04 (diff)
Merge release-20200818.0-137-g8d3551da6 (automated)
Diffstat (limited to 'pkg/sentry/fsimpl/kernfs/filesystem.go')
-rw-r--r--pkg/sentry/fsimpl/kernfs/filesystem.go5
1 files changed, 4 insertions, 1 deletions
diff --git a/pkg/sentry/fsimpl/kernfs/filesystem.go b/pkg/sentry/fsimpl/kernfs/filesystem.go
index c428053e8..d7d3e8f48 100644
--- a/pkg/sentry/fsimpl/kernfs/filesystem.go
+++ b/pkg/sentry/fsimpl/kernfs/filesystem.go
@@ -360,7 +360,10 @@ func (fs *Filesystem) MkdirAt(ctx context.Context, rp *vfs.ResolvingPath, opts v
defer rp.Mount().EndWrite()
childVFSD, err := parentInode.NewDir(ctx, pc, opts)
if err != nil {
- return err
+ if !opts.ForSyntheticMountpoint || err == syserror.EEXIST {
+ return err
+ }
+ childVFSD = newSyntheticDirectory(rp.Credentials(), opts.Mode)
}
parentVFSD.Impl().(*Dentry).InsertChild(pc, childVFSD.Impl().(*Dentry))
return nil