This is a note to let you know that I've just added the patch titled
Bluetooth: btbcm: allow btbcm_read_verbose_config to fail on Apple
to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bluetooth-btbcm-allow-btbcm_read_verbose_config-to-fail-on-apple.patch
and it can be found in the queue-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 7bee8b08c428b63aa4a3765bb907602e36355378 Mon Sep 17 00:00:00 2001
From: Chris Mason <[email protected]>
Date: Tue, 14 Jul 2015 16:25:30 -0400
Subject: Bluetooth: btbcm: allow btbcm_read_verbose_config to fail on Apple
From: Chris Mason <[email protected]>
commit 7bee8b08c428b63aa4a3765bb907602e36355378 upstream.
Commit 1c8ba6d013 moved around the setup code for broadcomm chips,
and also added btbcm_read_verbose_config() to read extra information
about the hardware. It's returning errors on some macbooks:
Bluetooth: hci0: BCM: Read verbose config info failed (-16)
Which makes us error out of the setup function. Since this
probe isn't critical to operate the chip, this patch just changes
things to carry on when it fails.
Signed-off-by: Chris Mason <[email protected]>
Signed-off-by: Marcel Holtmann <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/bluetooth/btbcm.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -378,12 +378,11 @@ int btbcm_setup_apple(struct hci_dev *hd
/* Read Verbose Config Version Info */
skb = btbcm_read_verbose_config(hdev);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
-
- BT_INFO("%s: BCM: chip id %u build %4.4u", hdev->name, skb->data[1],
- get_unaligned_le16(skb->data + 5));
- kfree_skb(skb);
+ if (!IS_ERR(skb)) {
+ BT_INFO("%s: BCM: chip id %u build %4.4u", hdev->name,
skb->data[1],
+ get_unaligned_le16(skb->data + 5));
+ kfree_skb(skb);
+ }
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
Patches currently in stable-queue which might be from [email protected] are
queue-4.1/bluetooth-btbcm-allow-btbcm_read_verbose_config-to-fail-on-apple.patch
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