[XFS] Fix compiler warning from xfs_file_compat_invis_ioctl prototype. 
[XFS] Fix compiler warning from xfs_file_compat_invis_ioctl prototype. 

SGI-PV: 904196
SGI-Modid: xfs-linux-melb:xfs-kern:25509a

Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@osdl.org>
Signed-off-by: Nathan Scott <e2e3f1f24cbc439f8c1ba9b08f9954237d64be64@sgi.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs