p54pci: cache firmware for suspend/resume

Johannes pointed out that the driver has cache the firmware for
suspend/resume cycles.

Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/p54/p54pci.h b/drivers/net/wireless/p54/p54pci.h
index 4a67780..fbb6839 100644
--- a/drivers/net/wireless/p54/p54pci.h
+++ b/drivers/net/wireless/p54/p54pci.h
@@ -93,7 +93,7 @@
 	struct pci_dev *pdev;
 	struct p54p_csr __iomem *map;
 	struct tasklet_struct rx_tasklet;
-
+	const struct firmware *firmware;
 	spinlock_t lock;
 	struct p54p_ring_control *ring_control;
 	dma_addr_t ring_control_dma;