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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Michal Simek <michal.simek@xilinx.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.14 44/92] serial: uartps: console_setup() cant be placed to init section
Date:   Thu, 18 Apr 2019 19:57:02 +0200
Message-Id: <20190418160434.027770112@linuxfoundation.org>
In-Reply-To: <20190418160430.325165109@linuxfoundation.org>
References: <20190418160430.325165109@linuxfoundation.org>
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[ Upstream commit 4bb1ce2350a598502b23088b169e16b43d4bc639 ]

When console device is rebinded, console_setup() is called again.
But marking it as __init means that function will be clear after boot is
complete. If console device is binded again console_setup() is not found
and error "Unable to handle kernel paging request at virtual address"
is reported.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/tty/serial/xilinx_uartps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index f438a2158006..b0da63737aa1 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -1270,7 +1270,7 @@ static void cdns_uart_console_write(struct console *co, const char *s,
  *
  * Return: 0 on success, negative errno otherwise.
  */
-static int __init cdns_uart_console_setup(struct console *co, char *options)
+static int cdns_uart_console_setup(struct console *co, char *options)
 {
 	struct uart_port *port = &cdns_uart_port[co->index];
 	int baud = 9600;
-- 
2.19.1