[PATCH 24/38] backports: add netif_rx()

From: Johannes Berg <[email protected]>

This got changed upstream to detect the context to get rid
of netif_rx_ni(), so just copy the new upstream version
with the detection.

Signed-off-by: Johannes Berg <[email protected]>
---
 backport/backport-include/linux/netdevice.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/backport/backport-include/linux/netdevice.h b/backport/backport-include/linux/netdevice.h
index d2e175243560..9b3291bb7188 100644
--- a/backport/backport-include/linux/netdevice.h
+++ b/backport/backport-include/linux/netdevice.h
@@ -254,4 +254,21 @@ struct net_device_path_ctx {
 };
 #endif /* NET_DEVICE_PATH_STACK_MAX */
 
+#if LINUX_VERSION_IS_LESS(5,18,0)
+static inline int LINUX_BACKPORT(netif_rx)(struct sk_buff *skb)
+{
+	bool need_bh_off = !(hardirq_count() | softirq_count());
+	int ret;
+
+	if (need_bh_off)
+		local_bh_disable();
+	ret = netif_rx(skb);
+	if (need_bh_off)
+		local_bh_enable();
+
+	return ret;
+}
+#define netif_rx LINUX_BACKPORT(netif_rx)
+#endif /* < 5.18.0 */
+
 #endif /* __BACKPORT_NETDEVICE_H */
-- 
2.37.3

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