[patch] Staging: wlags49_h2: potential NULL dereference

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

wl_device_dealloc() dereferences the "dev" paramter, so let's move it
under the check for NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
Static checker stuff.  I don't know if "dev" can actually be NULL here.

diff --git a/drivers/staging/wlags49_h2/wl_cs.c b/drivers/staging/wlags49_h2/wl_cs.c
index 7084f41..7c7c77f 100644
--- a/drivers/staging/wlags49_h2/wl_cs.c
+++ b/drivers/staging/wlags49_h2/wl_cs.c
@@ -177,10 +177,9 @@ static void wl_adapter_detach(struct pcmcia_device *link)
 	if (dev) {
 		unregister_wlags_sysfs(dev);
 		unregister_netdev(dev);
+		wl_device_dealloc(dev);
 	}
 
-	wl_device_dealloc(dev);
-
 	DBG_LEAVE(DbgInfo);
 } /* wl_adapter_detach */
 /*============================================================================*/
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