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authorRichard Gobert <richardbgobert@gmail.com>2022-06-22 18:09:03 +0200
committerJakub Kicinski <kuba@kernel.org>2022-06-24 16:24:38 -0700
commitede57d58e6f38d5bc66137368e4a1e68a157af6e (patch)
tree9a412c4d1bbf5865189ee1eba9e926ea3749561e /include/linux/skbuff.h
parent1da9e27415bfc54db25c8374331aaf5321185a1d (diff)
net: helper function skb_len_add
Move the len fields manipulation in the skbs to a helper function. There is a comment specifically requesting this and there are several other areas in the code displaying the same pattern which can be refactored. This improves code readability. Signed-off-by: Richard Gobert <richardbgobert@gmail.com> Link: https://lore.kernel.org/r/20220622160853.GA6478@debian Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/skbuff.h')
-rw-r--r--include/linux/skbuff.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index cd4a8268894a..f6a27ab19202 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2352,6 +2352,18 @@ static inline unsigned int skb_pagelen(const struct sk_buff *skb)
}
/**
+ * skb_len_add - adds a number to len fields of skb
+ * @skb: buffer to add len to
+ * @delta: number of bytes to add
+ */
+static inline void skb_len_add(struct sk_buff *skb, int delta)
+{
+ skb->len += delta;
+ skb->data_len += delta;
+ skb->truesize += delta;
+}
+
+/**
* __skb_fill_page_desc - initialise a paged fragment in an skb
* @skb: buffer containing fragment to be initialised
* @i: paged fragment index to initialise