From 34a6d05f9a84d0c6e07e12a976245a7d611d8e22 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 5 Sep 2011 06:25:51 +0200
Subject: [PATCH] blob_attr_equal: un-inline, add pointer checks

---
 blob.c | 15 +++++++++++++++
 blob.h | 10 +---------
 2 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/blob.c b/blob.c
index 3929ad3..edf55d4 100644
--- a/blob.c
+++ b/blob.c
@@ -201,3 +201,18 @@ blob_parse(struct blob_attr *attr, struct blob_attr **data, const struct blob_at
 	}
 	return found;
 }
+
+bool
+blob_attr_equal(const struct blob_attr *a1, const struct blob_attr *a2)
+{
+	if (!a1 && !a2)
+		return true;
+
+	if (!a1 || !a2)
+		return false;
+
+	if (blob_pad_len(a1) != blob_pad_len(a2))
+		return false;
+
+	return !memcmp(a1, a2, blob_pad_len(a1));
+}
diff --git a/blob.h b/blob.h
index 80ad7d0..10adde8 100644
--- a/blob.h
+++ b/blob.h
@@ -213,15 +213,7 @@ blob_next(const struct blob_attr *attr)
 	return (struct blob_attr *) ((char *) attr + blob_pad_len(attr));
 }
 
-static inline bool
-blob_attr_equal(const struct blob_attr *a1, const struct blob_attr *a2)
-{
-	if (blob_pad_len(a1) != blob_pad_len(a2))
-		return false;
-
-	return !memcmp(a1, a2, blob_pad_len(a1));
-}
-
+extern bool blob_attr_equal(const struct blob_attr *a1, const struct blob_attr *a2);
 extern int blob_buf_init(struct blob_buf *buf, int id);
 extern void blob_buf_free(struct blob_buf *buf);
 extern struct blob_attr *blob_new(struct blob_buf *buf, int id, int payload);
-- 
2.25.1