[PATCH][next] tg3: Avoid the use of one-element array

[Gustavo A. R. Silva]

One-element arrays are being deprecated[1]. Replace the one-element
array with a simple value type 'u32 reserved2'[2], once it seems
this is just a placeholder for alignment.

[1] https://github.com/KSPP/linux/issues/79
[2] https://github.com/KSPP/linux/issues/86

Tested-by: kernel test robot <lkp@xxxxxxxxx>
Link: https://github.com/GustavoARSilva/linux-hardening/blob/master/cii/0-day/tg3-20200718.md
Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
---
 drivers/net/ethernet/broadcom/tg3.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h
index 6953d0546acb..1000c894064f 100644
--- a/drivers/net/ethernet/broadcom/tg3.h
+++ b/drivers/net/ethernet/broadcom/tg3.h
@@ -2847,7 +2847,7 @@ struct tg3_ocir {
 	u32				port1_flags;
 	u32				port2_flags;
 	u32				port3_flags;
-	u32				reserved2[1];
+	u32				reserved2;
 };
 
 
-- 
2.27.0