From: Johan Hedberg <johan.hedberg@intel.com>
Date: Fri, 19 Oct 2012 17:57:46 +0000 (+0300)
Subject: Bluetooth: Fix LE MTU reporting for HCIGETDEVINFO
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=572c7f8429e3c015dd8931b2d3f71b512a7f15f1;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

Bluetooth: Fix LE MTU reporting for HCIGETDEVINFO

This patch fixes the use of le_mtu and le_pkts values in the
HCIGETDEVINFO ioctl for LE-only controllers.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
---

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 854202679c49..5a3400d8a6e5 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -992,10 +992,17 @@ int hci_get_dev_info(void __user *arg)
 	di.type     = (hdev->bus & 0x0f) | (hdev->dev_type << 4);
 	di.flags    = hdev->flags;
 	di.pkt_type = hdev->pkt_type;
-	di.acl_mtu  = hdev->acl_mtu;
-	di.acl_pkts = hdev->acl_pkts;
-	di.sco_mtu  = hdev->sco_mtu;
-	di.sco_pkts = hdev->sco_pkts;
+	if (lmp_bredr_capable(hdev)) {
+		di.acl_mtu  = hdev->acl_mtu;
+		di.acl_pkts = hdev->acl_pkts;
+		di.sco_mtu  = hdev->sco_mtu;
+		di.sco_pkts = hdev->sco_pkts;
+	} else {
+		di.acl_mtu  = hdev->le_mtu;
+		di.acl_pkts = hdev->le_pkts;
+		di.sco_mtu  = 0;
+		di.sco_pkts = 0;
+	}
 	di.link_policy = hdev->link_policy;
 	di.link_mode   = hdev->link_mode;