From 434ad5255f28a0a2fe847e8504d18aa5ef10b2c9 Mon Sep 17 00:00:00 2001
From: Daniel Scally <dan.scally@ideasonboard.com>
Date: Thu, 1 Dec 2022 12:28:07 +0000
Subject: list: Add list_next_entry()

Lists are useful for more than just iteration! Add a macro to fetch
just the next item in the list.

Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com>
---
 include/uvcgadget/list.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/uvcgadget/list.h b/include/uvcgadget/list.h
index 8854c6e..452df30 100644
--- a/include/uvcgadget/list.h
+++ b/include/uvcgadget/list.h
@@ -74,6 +74,9 @@ static inline void list_remove(struct list_entry *entry)
 #define list_last_entry(list, type, member) \
 	list_entry((list)->prev, type, member)
 
+#define list_next_entry(entry, type, member) \
+	list_entry((entry)->next, type, member)
+
 #define list_for_each(entry, list) \
 	for (entry = (list)->next; entry != (list); entry = entry->next)
 
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