RDMA: Improve include file coding style

Remove subversion $Id lines and improve readability by fixing other
coding style problems pointed out by checkpatch.pl.

Signed-off-by: Dotan Barak <dotanba@gmail.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/include/rdma/ib_smi.h b/include/rdma/ib_smi.h
index f29af13..aaca087 100644
--- a/include/rdma/ib_smi.h
+++ b/include/rdma/ib_smi.h
@@ -32,11 +32,9 @@
  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
- *
- * $Id: ib_smi.h 1389 2004-12-27 22:56:47Z roland $
  */
 
-#if !defined( IB_SMI_H )
+#if !defined(IB_SMI_H)
 #define IB_SMI_H
 
 #include <rdma/ib_mad.h>