openwrt/target/linux/bcm27xx/patches-6.6/950-1218-Bluetooth-hci_sync-Fix-crash-on-NULL-parent.patch
Álvaro Fernández Rojas 538a1d740c bcm27xx: update to latest RPi patches
The patches were generated from the RPi repo with the following command:
git format-patch v6.6.58..rpi-6.6.y

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2024-10-31 13:44:23 +01:00

28 lines
888 B
Diff

From ad2babc6596ba4f500454a4eaa607f3b49fcbcbe Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Wed, 7 Aug 2024 17:41:31 +0100
Subject: [PATCH 1218/1350] Bluetooth: hci_sync: Fix crash on NULL parent
Although later functions can handle a NULL fwnode, fwnode can't handle
being passed a NULL pointer.
See: https://github.com/raspberrypi/linux/issues/6305
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
net/bluetooth/hci_sync.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -4861,7 +4861,8 @@ static const struct {
*/
static int hci_dev_setup_sync(struct hci_dev *hdev)
{
- struct fwnode_handle *fwnode = dev_fwnode(hdev->dev.parent);
+ struct fwnode_handle *fwnode =
+ hdev->dev.parent ? dev_fwnode(hdev->dev.parent) : NULL;
int ret = 0;
bool invalid_bdaddr;
size_t i;