In mac80211-next a call to get_net_ns_by_fd() has been added in cfg80211
which resides in networking core. This function has been backported
such that it will always fail, ie. as it would when CONFIG_NET_NS
is not defined. The call was added by:
commit 4b681c82d2f9bef121c912ffcaac89a004af3f2c
Author: Vadim Kochan <vadim4j@xxxxxxxxx>
Date: Mon Jan 12 16:34:05 2015 +0200
nl80211: Allow set network namespace by fd
Signed-off-by: Arend van Spriel <arend@xxxxxxxxxxxx>
---
backport/compat/Makefile | 1 +
backport/compat/backport-3.20.c | 17 +++++++++++++++++
2 files changed, 18 insertions(+)
create mode 100644 backport/compat/backport-3.20.c
diff --git a/backport/compat/Makefile b/backport/compat/Makefile
index 3d905ed..b6f1d12 100644
--- a/backport/compat/Makefile
+++ b/backport/compat/Makefile
@@ -25,6 +25,7 @@ compat-$(CPTCFG_KERNEL_3_15) += backport-3.15.o
compat-$(CPTCFG_KERNEL_3_17) += backport-3.17.o
compat-$(CPTCFG_KERNEL_3_18) += backport-3.18.o
compat-$(CPTCFG_KERNEL_3_19) += backport-3.19.o
+compat-$(CPTCFG_KERNEL_3_20) += backport-3.20.o
compat-$(CPTCFG_BPAUTO_BUILD_CRYPTO_CCM) += crypto-ccm.o
compat-$(CPTCFG_BPAUTO_BUILD_DMA_SHARED_HELPERS) += dma-shared-helpers.o
diff --git a/backport/compat/backport-3.20.c b/backport/compat/backport-3.20.c
new file mode 100644
index 0000000..ce119fd
--- /dev/null
+++ b/backport/compat/backport-3.20.c
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2014 Hauke Mehrtens <hauke@xxxxxxxxxx>
+ *
+ * Backport functionality introduced in Linux 3.19.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/export.h>
+#include <linux/net.h>
+
+struct net *get_net_ns_by_fd(int fd)
+{
+ return ERR_PTR(-EINVAL);
+}
+EXPORT_SYMBOL_GPL(get_net_ns_by_fd);
--
1.9.1
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