wl12xx: reserve buffer for partition command in struct wl12xx

This is now DMA safe.

Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/wl12xx/spi.h b/drivers/net/wireless/wl12xx/spi.h
index f3f1895..7edb218 100644
--- a/drivers/net/wireless/wl12xx/spi.h
+++ b/drivers/net/wireless/wl12xx/spi.h
@@ -88,9 +88,9 @@
 /* INIT and RESET words */
 void wl12xx_spi_reset(struct wl12xx *wl);
 void wl12xx_spi_init(struct wl12xx *wl);
-void wl12xx_set_partition(struct wl12xx *wl,
-			  u32 part_start, u32 part_size,
-			  u32 reg_start,  u32 reg_size);
+int wl12xx_set_partition(struct wl12xx *wl,
+			 u32 part_start, u32 part_size,
+			 u32 reg_start,  u32 reg_size);
 
 static inline u32 wl12xx_read32(struct wl12xx *wl, int addr)
 {