17755: Fix os.Stat

Arvados-DCO-1.1-Signed-off-by: Peter Amstutz <peter.amstutz@curii.com>

diff --git a/lib/crunchrun/singularity.go b/lib/crunchrun/singularity.go
index 74e570bab94d1510d04eb3d6078d9b775b7f7ea8..61fecad0a13c06664890a9cf2dfffb8346b7a47e 100644 (file)
--- a/lib/crunchrun/singularity.go
+++ b/lib/crunchrun/singularity.go
@@ -142,9 +142,10 @@ func (e *singularityExecutor) LoadImage(dockerImageID string, imageTarballPath s
        }
 
        if _, err := os.Stat(imageFilename); os.IsNotExist(err) {
-               // Make sure the docker image is readable
-               if _, err := os.Stat(dockerImageID); err != nil {
-                       return err;
+               // Make sure the docker image is readable, and error
+               // out if not.
+               if _, err := os.Stat(imageTarballPath); err != nil {
+                       return err
                }
 
                e.logf("building singularity image")