net: buf: Add debug for fragments (2de6e8da) · Commits · Wenxi XU / zephyr

net_buf_unref actually unrefs the fragments but it only logs information of the parent. Change-Id: I03208f250d030b7927d68c8da442f830f6070dc3 Signed-off-by:

Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

net/buf.c

+9 −4

Original line number	Diff line number	Diff line
		@@ -135,12 +135,17 @@ void net_buf_put(struct k_fifo fifo, struct net_buf buf)
		void net_buf_unref(struct net_buf *buf)
		{
		NET_BUF_ASSERT(buf);

		while (buf) {
		struct net_buf *frags = buf->frags;

		NET_BUF_ASSERT(buf->ref > 0);
		NET_BUF_DBG("buf %p ref %u fifo %p frags %p", buf, buf->ref,
		buf->free, buf->frags);

		while (buf && --buf->ref == 0) {
		struct net_buf *frags = buf->frags;
		if (--buf->ref > 0) {
		return;
		}

		buf->frags = NULL;

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