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authorOliver Neukum <oneukum@suse.com>2019-11-14 16:01:18 +0100
committerMarcel Holtmann <marcel@holtmann.org>2019-11-15 09:06:38 +0100
commit3d44a6fd0775e6215e836423e27f8eedf8c871ea (patch)
treea41268f62af815b561cbc0708849cddb2e1aff81 /drivers/bluetooth/btusb.c
parentMerge branch 'ARM-Enable-GENET-support-for-RPi-4' (diff)
downloadlinux-3d44a6fd0775e6215e836423e27f8eedf8c871ea.tar.xz
linux-3d44a6fd0775e6215e836423e27f8eedf8c871ea.zip
Bluetooth: btusb: fix PM leak in error case of setup
If setup() fails a reference for runtime PM has already been taken. Proper use of the error handling in btusb_open()is needed. You cannot just return. Fixes: ace31982585a3 ("Bluetooth: btusb: Add setup callback for chip init on USB") Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth/btusb.c')
-rw-r--r--drivers/bluetooth/btusb.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 04a139e7793f..70e385987d41 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -1200,7 +1200,7 @@ static int btusb_open(struct hci_dev *hdev)
if (data->setup_on_usb) {
err = data->setup_on_usb(hdev);
if (err < 0)
- return err;
+ goto setup_fail;
}
data->intf->needs_remote_wakeup = 1;
@@ -1239,6 +1239,7 @@ done:
failed:
clear_bit(BTUSB_INTR_RUNNING, &data->flags);
+setup_fail:
usb_autopm_put_interface(data->intf);
return err;
}