diff --git a/poky/meta/classes/patch.bbclass b/poky/meta/classes/patch.bbclass
index 2fc6925..3e0a181 100644
--- a/poky/meta/classes/patch.bbclass
+++ b/poky/meta/classes/patch.bbclass
@@ -33,7 +33,7 @@
     if (testsrcdir + os.sep).startswith(workdir + os.sep):
         # Double-check that either workdir or S or some directory in-between is a git repository
         found = False
-        while testsrcdir != '/':
+        while testsrcdir != workdir:
             if os.path.exists(os.path.join(testsrcdir, '.git')):
                 found = True
                 break