linux-kernel - [PATCH] net: 3c509: constify pnp_device

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Message-Id: <9970265bdf2dd4c4dfbaf6690145d9726748b598.1502859040.git.arvind.yadav.cs@gmail.com>
Date:   Wed, 16 Aug 2017 10:25:59 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     davem@...emloft.net, jarod@...hat.com, dhowells@...hat.com
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH] net: 3c509: constify pnp_device_id

pnp_device_id are not supposed to change at runtime. All functions
working with pnp_device_id provided by <linux/pnp.h> work with
const pnp_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/net/ethernet/3com/3c509.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/3com/3c509.c b/drivers/net/ethernet/3com/3c509.c
index f66c971..077d01d 100644
--- a/drivers/net/ethernet/3com/3c509.c
+++ b/drivers/net/ethernet/3com/3c509.c
@@ -392,7 +392,7 @@ static struct isa_driver el3_isa_driver = {
 static int isa_registered;
 
 #ifdef CONFIG_PNP
-static struct pnp_device_id el3_pnp_ids[] = {
+static const struct pnp_device_id el3_pnp_ids[] = {
 	{ .id = "TCM5090" }, /* 3Com Etherlink III (TP) */
 	{ .id = "TCM5091" }, /* 3Com Etherlink III */
 	{ .id = "TCM5094" }, /* 3Com Etherlink III (combo) */
-- 
2.7.4