Message ID | 1484981846-29736-1-git-send-email-bhumirks@gmail.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Bhumika Goyal <bhumirks@gmail.com> Date: Sat, 21 Jan 2017 12:27:26 +0530 > Declare net_device_ops structure as const as it is only stored in > the netdev_ops field of a net_device structure. This field is of type > const, so net_device_ops structures having same properties can be made > const too. > Done using Coccinelle: ... > Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Applied.
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c index 9774b50..6a6525f 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.c +++ b/drivers/net/ethernet/moxa/moxart_ether.c @@ -436,7 +436,7 @@ static void moxart_mac_set_rx_mode(struct net_device *ndev) spin_unlock_irq(&priv->txlock); } -static struct net_device_ops moxart_netdev_ops = { +static const struct net_device_ops moxart_netdev_ops = { .ndo_open = moxart_mac_open, .ndo_stop = moxart_mac_stop, .ndo_start_xmit = moxart_mac_start_xmit,
Declare net_device_ops structure as const as it is only stored in the netdev_ops field of a net_device structure. This field is of type const, so net_device_ops structures having same properties can be made const too. Done using Coccinelle: @r1 disable optional_qualifier@ identifier i; position p; @@ static struct net_device_ops i@p={...}; @ok1@ identifier r1.i; position p; struct net_device ndev; @@ ndev.netdev_ops=&i@p @bad@ position p!={r1.p,ok1.p}; identifier r1.i; @@ i@p @depends on !bad disable optional_qualifier@ identifier r1.i; @@ +const struct net_device_ops i; File size before: text data bss dec hex filename 4821 744 0 5565 15bd ethernet/moxa/moxart_ether.o File size after: text data bss dec hex filename 5373 192 0 5565 15bd ethernet/moxa/moxart_ether.o Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> --- Changes in v2: * Corrected the commit message. drivers/net/ethernet/moxa/moxart_ether.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)