From: Rusty Russell <rusty@rustcorp.com.au>
Date: Thu, 17 Mar 2011 11:42:21 +0000 (+1030)
Subject: tdb2: remove tdb_null
X-Git-Url: https://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=374eb28b1e95cc3f9a3ace618f2a6623881ef5a1

tdb2: remove tdb_null

We don't need this now, since we use explicit error numbers.
---

diff --git a/ccan/tdb2/tdb.c b/ccan/tdb2/tdb.c
index d3d12250..6a2c3828 100644
--- a/ccan/tdb2/tdb.c
+++ b/ccan/tdb2/tdb.c
@@ -2,9 +2,6 @@
 #include <ccan/asprintf/asprintf.h>
 #include <stdarg.h>
 
-/* The null return. */
-struct tdb_data tdb_null = { .dptr = NULL, .dsize = 0 };
-
 static enum TDB_ERROR update_rec_hdr(struct tdb_context *tdb,
 				     tdb_off_t off,
 				     tdb_len_t keylen,
diff --git a/ccan/tdb2/tdb2.h b/ccan/tdb2/tdb2.h
index 811d9120..d9e2d9ec 100644
--- a/ccan/tdb2/tdb2.h
+++ b/ccan/tdb2/tdb2.h
@@ -600,11 +600,6 @@ union tdb_attribute {
 	struct tdb_attribute_stats stats;
 };
 
-/**
- * tdb_null - a convenient value for errors.
- */
-extern struct tdb_data tdb_null;
-
 #ifdef  __cplusplus
 }
 #endif