We accidentally return success if the kmemdup() fails. It results in
a NULL dereference in the caller.
Fixes: 1110a2dbe698 ("Bluetooth: btrtl: Add RTL8822BE Bluetooth device")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index 8279094dd713..d9a99b4302ea 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -279,6 +279,8 @@ static int rtl_load_config(struct hci_dev *hdev, const char *name, u8 **buff)
return ret;
ret = fw->size;
*buff = kmemdup(fw->data, ret, GFP_KERNEL);
+ if (!*buff)
+ ret = -ENOMEM;
release_firmware(fw);
--
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