net: fs_enet: Remove set but not used variable

CC      drivers/net/ethernet/freescale/fs_enet/fs_enet-main.o
drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c: In function 'fs_enet_interrupt':
drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c:321:40: warning: variable 'fpi' set but not used [-Wunused-but-set-variable]

Remove that variable.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/90b72c1708bb8ba2b7a1a688e8259e428968364d.1691155346.git.christophe.leroy@csgroup.euSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c

@@ -318,14 +318,12 @@ fs_enet_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct fs_enet_private *fep;
-	const struct fs_platform_info *fpi;
 	u32 int_events;
 	u32 int_clr_events;
 	int nr, napi_ok;
 	int handled;
 
 	fep = netdev_priv(dev);
-	fpi = fep->fpi;
 
 	nr = 0;
 	while ((int_events = (*fep->ops->get_int_events)(dev)) != 0) {