From 3713416763dc03e9011a3146c42411189531446f Mon Sep 17 00:00:00 2001
From: Chan-yeol Park <chanyeol.park@samsung.com>
Date: Wed, 17 Jun 2015 21:10:39 +0900
Subject: [PATCH] Bluetooth: hci_uart: Fix dereferencing of ERR_PTR

If h4_recv_buf() return ERR_PTR instead sk_buff pointer, it should be
cleared once PTR_ERR is completed for the further dereference such as
h4_recv(), or h4_close().

Signed-off-by: Chan-yeol Park <chanyeol.park@samsung.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
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