dgnc: fix multiple blank lines coding style problem

According to the coding-style documentation, functions in source files
should be separated with one blank line. Redundant blank lines were
removed from this source file, in accordance with coding-style
documentation.
Signed-off-by: NAliza Minkov <minkov.al@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/dgnc/dgnc_driver.c

@@ -96,7 +96,6 @@ static int dgnc_do_remap(struct dgnc_board *brd)
 	return 0;
 }
 
-
 /* A board has been found, initialize  it. */
 static struct dgnc_board *dgnc_found_board(struct pci_dev *pdev, int id)
 {
@@ -287,7 +286,6 @@ static void dgnc_free_irq(struct dgnc_board *brd)
 		free_irq(brd->irq, brd);
 }
 
-
  /*
   * As each timer expires, it determines (a) whether the "transmit"
   * waiter needs to be woken up, and (b) whether the poller needs to