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Diffstat (limited to 'DuetPkg/FSVariable/VariableStorage.h')
-rw-r--r--DuetPkg/FSVariable/VariableStorage.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/DuetPkg/FSVariable/VariableStorage.h b/DuetPkg/FSVariable/VariableStorage.h
index 2c4a3f9..d5423bb 100644
--- a/DuetPkg/FSVariable/VariableStorage.h
+++ b/DuetPkg/FSVariable/VariableStorage.h
@@ -100,7 +100,8 @@ typedef struct _VS_DEV {
} VS_DEV;
-#define DEV_FROM_THIS(a) CR (a, VS_DEV, VarStore, VARIABLE_STORE_SIGNATURE)
+#define VS_DEV_SIGNATURE SIGNATURE_32 ('$', 'V', 'S', 'D')
+#define DEV_FROM_THIS(a) CR (a, VS_DEV, VarStore, VS_DEV_SIGNATURE)
#define VAR_DATA_PTR(a) ((a)->Info.Data)
#define VAR_FILE_DEVICEPATH(a) ((a)->Info.FileInfo.DevicePath)