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[net-next,1/8] net: skbuff: disambiguate argument and member for skb_list_walk_safe helper

Message ID 20200113234233.33886-2-Jason@zx2c4.com
State Accepted
Delegated to: David Miller
Headers show
Series skb_list_walk_safe refactoring for net/*'s skb_gso_segment usage | expand

Commit Message

Jason A. Donenfeld Jan. 13, 2020, 11:42 p.m. UTC 
This worked before, because we made all callers name their next pointer
"next". But in trying to be more "drop-in" ready, the silliness here is
revealed. This commit fixes the problem by making the macro argument and
the member use different names.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 include/linux/skbuff.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 016b3c4ab99a..aaf73b34f72f 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1479,9 +1479,9 @@  static inline void skb_mark_not_on_list(struct sk_buff *skb)
 }
 
 /* Iterate through singly-linked GSO fragments of an skb. */
-#define skb_list_walk_safe(first, skb, next)                                   \
-	for ((skb) = (first), (next) = (skb) ? (skb)->next : NULL; (skb);      \
-	     (skb) = (next), (next) = (skb) ? (skb)->next : NULL)
+#define skb_list_walk_safe(first, skb, next_skb)                               \
+	for ((skb) = (first), (next_skb) = (skb) ? (skb)->next : NULL; (skb);  \
+	     (skb) = (next_skb), (next_skb) = (skb) ? (skb)->next : NULL)
 
 static inline void skb_list_del_init(struct sk_buff *skb)
 {