From cac3cd6fcd941ae0906e5a95a1cb3b5ebec8a72a Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Mon, 10 Sep 2012 20:58:20 +0200
Subject: [PATCH] msgb: make msgb_get() finally work as expected

---
 include/osmocom/core/msgb.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/osmocom/core/msgb.h b/include/osmocom/core/msgb.h
index 19e4a3d08..644a63911 100644
--- a/include/osmocom/core/msgb.h
+++ b/include/osmocom/core/msgb.h
@@ -224,7 +224,7 @@ static inline void msgb_put_u32(struct msgb *msgb, uint32_t word)
  */
 static inline unsigned char *msgb_get(struct msgb *msgb, unsigned int len)
 {
-	unsigned char *tmp = msgb->data - len;
+	unsigned char *tmp = msgb->tail - len;
 	if (msgb_length(msgb) < len)
 		MSGB_ABORT(msgb, "msgb too small to get %u (len %u)\n",
 			   len, msgb_length(msgb));