From faa9191191b48fdfd2cba25d6eda7cbbdb0e375c Mon Sep 17 00:00:00 2001
From: likewise <likewise>
Date: Thu, 30 Jan 2003 12:38:03 +0000
Subject: [PATCH] Added commented about the signedness of pbuf_header()
 argument.

---
 src/core/pbuf.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/core/pbuf.c b/src/core/pbuf.c
index 1088eed3..6c11097f 100644
--- a/src/core/pbuf.c
+++ b/src/core/pbuf.c
@@ -433,6 +433,9 @@ pbuf_realloc(struct pbuf *p, u16_t size)
  *
  * Adjusts the ->payload pointer so that space for a header appears in
  * the pbuf. Also, the ->tot_len and ->len fields are adjusted.
+ *
+ * Decreases the header size by the given amount.
+ * Using a negative value increases the header size.
  */
 /*-----------------------------------------------------------------------------------*/
 u8_t