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[IA64] mbcs_init() should give up unless running on sn2

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CONFIG_SGI_MBCS is enabled in generic kernels, but the driver may
oops some other platforms.  Check whether we are running on sn2
and bail out if we are not before doing anything dangerous.

Acked-by: Bruce Losure <blosure@americas.sgi.com>
Signed-off-by: Greg Edwards <edwardsg@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Greg Edwards 2005-09-28 17:05:19 -05:00 committed by Tony Luck
parent ed39f731ab
commit 96f339c6b9
1 changed files with 3 additions and 0 deletions
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3
drivers/char/mbcs.c
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@ -830,6 +830,9 @@ static int __init mbcs_init(void)
{
int rv;
if (!ia64_platform_is("sn2"))
return -ENODEV;
// Put driver into chrdevs[]. Get major number.
rv = register_chrdev(mbcs_major, DEVICE_NAME, &mbcs_ops);
if (rv < 0) {