[PATCH] Bluetooth: hci_ll: Fix download_firmware() return when __hci_cmd_sync fails
Guodong Xu
guodong.xu at linaro.org
Mon May 22 06:50:42 PDT 2017
When __hci_cmd_sync() fails, download_firmware() should also fail, and
the same error value should be returned as PTR_ERR(skb).
Without this fix, download_firmware() will return a success when it actually
failed in __hci_cmd_sync().
Fixes: 371805522f87 ("bluetooth: hci_uart: add LL protocol serdev driver support")
Signed-off-by: Guodong Xu <guodong.xu at linaro.org>
---
drivers/bluetooth/hci_ll.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index adc444f..200288c 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -624,6 +624,7 @@ static int download_firmware(struct ll_device *lldev)
skb = __hci_cmd_sync(lldev->hu.hdev, cmd->opcode, cmd->plen, &cmd->speed, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
bt_dev_err(lldev->hu.hdev, "send command failed\n");
+ err = PTR_ERR(skb);
goto out_rel_fw;
}
kfree_skb(skb);
--
2.10.2
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