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-rw-r--r--pkg/sentry/fs/overlay.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/sentry/fs/overlay.go b/pkg/sentry/fs/overlay.go
index 90d21642e..a63f00e0e 100644
--- a/pkg/sentry/fs/overlay.go
+++ b/pkg/sentry/fs/overlay.go
@@ -113,7 +113,7 @@ func NewOverlayRoot(ctx context.Context, upper *Inode, lower *Inode, flags Mount
// - lower must not require that file objects be revalidated.
// - lower must not have dynamic file/directory content.
func NewOverlayRootFile(ctx context.Context, upperMS *MountSource, lower *Inode, flags MountSourceFlags) (*Inode, error) {
- if IsRegular(lower.StableAttr) {
+ if !IsRegular(lower.StableAttr) {
return nil, fmt.Errorf("lower Inode is not a regular file")
}
msrc := newOverlayMountSource(upperMS, lower.MountSource, flags)