linux-kernel - [PATCH] serial: 8250: sparse warning of incorrect type

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Message-Id: <1413449182-1117-1-git-send-email-sudipm.mukherjee@gmail.com>
Date:	Thu, 16 Oct 2014 14:16:22 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jslaby@...e.cz>
Cc:	Sudip Mukherjee <sudipm.mukherjee@...il.com>,
	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] serial: 8250: sparse warning of incorrect type

fixed a sparse warning in 8250_core.c :
	incorrect type in assignment (different address spaces)

the warning was because an unsigned char pointer was being assigned to
a pointer of unsigned char __iomem type .

Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---
 drivers/tty/serial/8250/8250.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h
index cb51be55..9547fd5 100644
--- a/drivers/tty/serial/8250/8250.h
+++ b/drivers/tty/serial/8250/8250.h
@@ -51,7 +51,7 @@ struct old_serial_port {
 	unsigned int flags;
 	unsigned char hub6;
 	unsigned char io_type;
-	unsigned char *iomem_base;
+	unsigned char __iomem *iomem_base;
 	unsigned short iomem_reg_shift;
 	unsigned long irqflags;
 };
-- 
1.8.1.2

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