[PATCH] Bluetooth: btrtl: Fix an issue for the incorrect error return code.

[max.chou]

From: Max Chou <max.c...@realtek.com>

It does not need the '-' for PTR_ERR(skb) because PTR_ERR(skb) will
return the negative value during errors.

Signed-off-by: Max Chou <max.c...@realtek.com>
---
 drivers/bluetooth/btrtl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index bf3c02be6930..ae9a2047f242 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -418,7 +418,7 @@ static int rtl_download_firmware(struct hci_dev *hdev,
                if (IS_ERR(skb)) {
                        rtl_dev_err(hdev, "download fw command failed (%ld)",
                                    PTR_ERR(skb));
-                       ret = -PTR_ERR(skb);
+                       ret = PTR_ERR(skb);
                        goto out;
                }
 
-- 
2.17.1