[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/lm.c b/fs/gfs2/lm.c
index 2109fc4..effe4a3 100644
--- a/fs/gfs2/lm.c
+++ b/fs/gfs2/lm.c
@@ -106,7 +106,7 @@
 
 	fs_err(sdp, "about to withdraw from the cluster\n");
 	BUG_ON(sdp->sd_args.ar_debug);
-	
+
 
 	fs_err(sdp, "waiting for outstanding I/O\n");