staging/lustre: remove unused function

Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Cc: Peng Tao <bergwolf@gmail.com>
Cc: HPDD-discuss@lists.01.org
Cc: devel@driverdev.osuosl.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/libcfs/linux/linux-curproc.c

@@ -88,11 +88,6 @@ void cfs_kernel_cap_pack(kernel_cap_t kcap, cfs_cap_t *cap)
 	*cap = kcap.cap[0];
 }
 
-void cfs_kernel_cap_unpack(kernel_cap_t *kcap, cfs_cap_t cap)
-{
-	kcap->cap[0] = cap;
-}
-
 cfs_cap_t cfs_curproc_cap_pack(void)
 {
 	cfs_cap_t cap;