From: Seth Forshee <seth.forshee@canonical.com>
Date: Wed, 22 Aug 2012 02:56:49 +0000 (-0500)
Subject: apple-gmux: Fix port address calculation in gmux_pio_write32()
X-Git-Tag: Ubuntu-5.0.0-8.9~15312^2~5
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=e6d9d3d59ca08fc87688c5953061b4da0d17bf15;p=mirror_ubuntu-disco-kernel.git

apple-gmux: Fix port address calculation in gmux_pio_write32()

This function fails to add the start address of the gmux I/O range to
the requested port address and thus writes to the wrong location.

Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
---

diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c
index 0e43477de337..5c17ba895692 100644
--- a/drivers/platform/x86/apple-gmux.c
+++ b/drivers/platform/x86/apple-gmux.c
@@ -101,7 +101,7 @@ static void gmux_pio_write32(struct apple_gmux_data *gmux_data, int port,
 
 	for (i = 0; i < 4; i++) {
 		tmpval = (val >> (i * 8)) & 0xff;
-		outb(tmpval, port + i);
+		outb(tmpval, gmux_data->iostart + port + i);
 	}
 }