Staging: lustre: Add blank line after variable declarations

This patch fixes "Missing a blank line after declarations" checkpatch.pl
warning in dir.c
Signed-off-by: aybuke ozdemir <aybuke.147@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/llite/dir.c

@@ -1518,6 +1518,7 @@ static long ll_dir_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 			lump = (struct lov_user_md *)arg;
 		} else {
 			struct lov_user_mds_data *lmdp;
+
 			lmdp = (struct lov_user_mds_data *)arg;
 			lump = &lmdp->lmd_lmm;
 		}