build-sys: use #if Y instead of #ifdef Y everywhere

[thirdparty/systemd.git] / src / shared / efivars.c

diff --git a/src/shared/efivars.c b/src/shared/efivars.c
index 8631a5a5d9fa4a0eff51a6ac81d25a6b84b93f8f..a3850bede2785b973b90c40bfdf56da775063247 100644 (file)
--- a/src/shared/efivars.c
+++ b/src/shared/efivars.c
@@ -42,7 +42,7 @@
 #include "util.h"
 #include "virt.h"
 
-#ifdef ENABLE_EFI
+#if ENABLE_EFI
 
 #define LOAD_OPTION_ACTIVE            0x00000001
 #define MEDIA_DEVICE_PATH                   0x04
@@ -269,6 +269,7 @@ int efi_set_variable(
         _cleanup_close_ int fd = -1;
 
         assert(name);
+        assert(value || size == 0);
 
         if (asprintf(&p,
                      "/sys/firmware/efi/efivars/%s-%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",