* [PATCH] backports: Do not access rx_count and rx_list attributes
@ 2020-01-26 23:13 Hauke Mehrtens
0 siblings, 0 replies; only message in thread
From: Hauke Mehrtens @ 2020-01-26 23:13 UTC (permalink / raw
To: backports; +Cc: johannes, Hauke Mehrtens
The rx_count and rx_list attributes were only added in kernel 5.4 in
commit 323ebb61e32b ("net: use listified RX for handling GRO_NORMAL skbs")
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
patches/0092-listified-rx/iwlwifi.patch | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
create mode 100644 patches/0092-listified-rx/iwlwifi.patch
diff --git a/patches/0092-listified-rx/iwlwifi.patch b/patches/0092-listified-rx/iwlwifi.patch
new file mode 100644
index 00000000..223629c9
--- /dev/null
+++ b/patches/0092-listified-rx/iwlwifi.patch
@@ -0,0 +1,19 @@
+The rx_count and rx_list attributes wrere only added in kernel 5.4 in
+commit 323ebb61e32b ("net: use listified RX for handling GRO_NORMAL skbs")
+
+--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
++++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+@@ -1537,11 +1537,13 @@ out:
+
+ napi = &rxq->napi;
+ if (napi->poll) {
++#if LINUX_VERSION_IS_GEQ(5,4,0)
+ if (napi->rx_count) {
+ netif_receive_skb_list(&napi->rx_list);
+ INIT_LIST_HEAD(&napi->rx_list);
+ napi->rx_count = 0;
+ }
++#endif /* >= 5.4 */
+
+ napi_gro_flush(napi, false);
+ }
--
2.20.1
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2020-01-26 23:13 [PATCH] backports: Do not access rx_count and rx_list attributes Hauke Mehrtens
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