openwrt/target/linux/layerscape/patches-5.4/701-net-0274-net-dsa-ocelot-alloc-memory-for-dsa-switch-instance.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

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Diff

From a9848cf13f495e12c55a01d437120efbb70ed747 Mon Sep 17 00:00:00 2001
From: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Date: Fri, 29 Nov 2019 15:48:20 +0800
Subject: [PATCH] net: dsa: ocelot: alloc memory for dsa switch instance
The dsa switch instance hasn't alloc memory for switch ports in felix
initialization driver, which will cause NULL pointer issue. Using
dsa_switch_alloc to alloc memory for dsa switch instance.
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
---
drivers/net/dsa/ocelot/felix.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -510,7 +510,7 @@ static int felix_pci_probe(struct pci_de
ocelot->ptp = 1;
- ds = kzalloc(sizeof(struct dsa_switch), GFP_KERNEL);
+ ds = dsa_switch_alloc(&pdev->dev, felix->info->num_ports);
if (!ds) {
err = -ENOMEM;
dev_err(&pdev->dev, "Failed to allocate DSA switch\n");