wireless, atmel: remove pointless test for NULL before release_firmware() call

release_firmware() does its own test. Explicitly checking before the
call is redundant.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 6c87a82..d07c030 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -3989,8 +3989,7 @@
 			atmel_copy_to_card(priv->dev, 0x8000, &fw[0x6000], len - 0x6000);
 		}
 
-		if (fw_entry)
-			release_firmware(fw_entry);
+		release_firmware(fw_entry);
 	}
 
 	err = atmel_wakeup_firmware(priv);