[PATCH] thunderbolt: fix small typo in variable name

[nathan . d . ciobanu]

From: Nathan Ciobanu <nathan.d.ciob...@linux.intel.com>

Fixes small variable name typo and the associated
checkpatch spelling warning

Signed-off-by: Nathan Ciobanu <nathan.d.ciob...@linux.intel.com>
---
 drivers/thunderbolt/tb_regs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h
index 5d94142afda6..693b0353c3fe 100644
--- a/drivers/thunderbolt/tb_regs.h
+++ b/drivers/thunderbolt/tb_regs.h
@@ -202,7 +202,7 @@ struct tb_regs_port_header {
        /* DWORD 5 */
        u32 max_in_hop_id:11;
        u32 max_out_hop_id:11;
-       u32 __unkown4:10;
+       u32 __unknown4:10;
        /* DWORD 6 */
        u32 __unknown5;
        /* DWORD 7 */
-- 
1.9.1