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From 9db248f030af87e336b5880fc39e37a5beb7f291 Mon Sep 17 00:00:00 2001
From: Phil Sutter <psutter@redhat.com>
Date: Fri, 15 Mar 2019 17:52:42 +0100
Subject: [PATCH] list: fix prefetch dummy
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1525980
Upstream Status: iptables commit 86a65af62b6b9
commit 86a65af62b6b986aa2ae3cbf3c655ea8225b027a
Author: Arturo Borrero <arturo.borrero.glez@gmail.com>
Date: Mon Apr 6 20:05:41 2015 +0200
list: fix prefetch dummy
linux_list.h:381:59: warning: right-hand operand of comma expression has no effect [-Wunused-value]
for (pos = list_entry((head)->next, typeof(*pos), member), \
^
libiptc.c:552:2: note: in expansion of macro 'list_for_each_entry'
list_for_each_entry(c, &h->chains, list) {
^
[ Patch copied from one similar of Patrick McHardy on libnftnl ]
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Phil Sutter <psutter@redhat.com>
---
libiptc/linux_list.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libiptc/linux_list.h b/libiptc/linux_list.h
index abdcf88dadd64..559e33c9ebde0 100644
--- a/libiptc/linux_list.h
+++ b/libiptc/linux_list.h
@@ -27,7 +27,7 @@
1; \
})
-#define prefetch(x) 1
+#define prefetch(x) ((void)0)
/* empty define to make this work in userspace -HW */
#define smp_wmb()
--
2.21.0