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serial: ifx6x60: fix paging fault on spi_register_driver

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[  117.240866] BUG: unable to handle kernel paging request at 815b627c
[  117.240866] IP: [<813fe94b>] spi_register_driver+0xb/0x50
...
[  117.240866] Call Trace:
[  117.240866]  [<817de977>] ifx_spi_init+0xbe/0xf0

The root cause is, spi_register_driver() is trying to write into the
passed *const* struct spi_driver.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fengguang Wu 2012-08-07 13:12:47 +08:00 committed by Greg Kroah-Hartman
parent b53cc0fade
commit 7d9739cd6b
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/ifx6x60.c
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@ -1331,7 +1331,7 @@ static const struct spi_device_id ifx_id_table[] = {
MODULE_DEVICE_TABLE(spi, ifx_id_table);
/* spi operations */
static const struct spi_driver ifx_spi_driver = {
static struct spi_driver ifx_spi_driver = {
.driver = {
.name = DRVNAME,
.pm = &ifx_spi_pm,