[GFS2/DLM] Fix trailing whitespace

As per Andrew Morton's request, removed trailing whitespace.

Cc: Andrew Morton <akpm@osdl.org>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 2a98cbe..881e337 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -420,7 +420,7 @@
 	gfs2_log_lock(sdp);
 	sdp->sd_log_num_rg++;
 	list_add(&le->le_list, &sdp->sd_log_le_rg);
-	gfs2_log_unlock(sdp);	
+	gfs2_log_unlock(sdp);
 }
 
 static void rg_lo_after_commit(struct gfs2_sbd *sdp, struct gfs2_ail *ai)