emulator: Skip new line when using util_debug

The debug callback vhci_debug() already prints new line after each debug
string. Explicit new line in the util_debug call causes double new line
in the output.

diff --git a/emulator/btdev.c b/emulator/btdev.c
index 58414bd..65ad0a4 100755 (executable)
--- a/emulator/btdev.c
+++ b/emulator/btdev.c
@@ -7298,16 +7298,17 @@ static const struct btdev_cmd *vnd_cmd(struct btdev *btdev, uint8_t op,
                                        const struct btdev_cmd *cmd,
                                        const void *data, uint8_t len)
 {
+       uint8_t opcode = ((const uint8_t *)data)[0];
+
        for (; cmd && cmd->func; cmd++) {
-               if (cmd->opcode != ((uint8_t *)data)[0])
+               if (cmd->opcode != opcode)
                        continue;
 
                return run_cmd(btdev, cmd, data, len);
        }
 
        util_debug(btdev->debug_callback, btdev->debug_data,
-                       "Unsupported Vendor subcommand 0x%2.2x\n",
-                       ((uint8_t *)data)[0]);
+                       "Unsupported Vendor subcommand 0x%2.2x", opcode);
 
        cmd_status(btdev, BT_HCI_ERR_UNKNOWN_COMMAND, op);
 
@@ -7333,7 +7334,7 @@ static const struct btdev_cmd *default_cmd(struct btdev *btdev, uint16_t opcode,
        }
 
        util_debug(btdev->debug_callback, btdev->debug_data,
-                       "Unsupported command 0x%4.4x\n", opcode);
+                       "Unsupported command 0x%4.4x", opcode);
 
        cmd_status(btdev, BT_HCI_ERR_UNKNOWN_COMMAND, opcode);
 
@@ -7521,7 +7522,7 @@ void btdev_receive_h4(struct btdev *btdev, const void *data, uint16_t len)
                break;
        default:
                util_debug(btdev->debug_callback, btdev->debug_data,
-                               "Unsupported packet 0x%2.2x\n", pkt_type);
+                               "Unsupported packet 0x%2.2x", pkt_type);
                break;
        }
 }