Fix conditions for including string.h in error.c
<string.h> is actually needed when MBEDTLS_ERROR_C is enabled and not
when only MBEDTLS_ERROR_STRERROR_DUMMY is enabled.
Fix #3866.
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/scripts/data_files/error.fmt b/scripts/data_files/error.fmt
index fd72f8b..1c8a790 100644
--- a/scripts/data_files/error.fmt
+++ b/scripts/data_files/error.fmt
@@ -19,7 +19,7 @@
#include "common.h"
-#if defined(MBEDTLS_ERROR_STRERROR_DUMMY)
+#if defined(MBEDTLS_ERROR_C)
#include <string.h>
#endif