drivers/net/*/: Use static const

Using static const generally increases object text and decreases data size.
It also generally decreases overall object size.
Signed-off-by: Joe Perches <joe@perches.com>

drivers/net/benet/be_ethtool.c

@@ -549,7 +549,9 @@ be_test_ddr_dma(struct be_adapter *adapter)
 {
 	int ret, i;
 	struct be_dma_mem ddrdma_cmd;
-	u64 pattern[2] = {0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL};
+	static const u64 pattern[2] = {
+		0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
+	};
 
 	ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 	ddrdma_cmd.va = pci_alloc_consistent(adapter->pdev, ddrdma_cmd.size,

drivers/net/benet/be_main.c

@@ -2398,10 +2398,10 @@ static int be_flash_data(struct be_adapter *adapter,
 	int num_bytes;
 	const u8 *p = fw->data;
 	struct be_cmd_write_flashrom *req = flash_cmd->va;
-	struct flash_comp *pflashcomp;
+	const struct flash_comp *pflashcomp;
 	int num_comp;
 
-	struct flash_comp gen3_flash_types[9] = {
+	static const struct flash_comp gen3_flash_types[9] = {
 		{ FLASH_iSCSI_PRIMARY_IMAGE_START_g3, IMG_TYPE_ISCSI_ACTIVE,
 			FLASH_IMAGE_MAX_SIZE_g3},
 		{ FLASH_REDBOOT_START_g3, IMG_TYPE_REDBOOT,
@@ -2421,7 +2421,7 @@ static int be_flash_data(struct be_adapter *adapter,
 		{ FLASH_NCSI_START_g3, IMG_TYPE_NCSI_FW,
 			FLASH_NCSI_IMAGE_MAX_SIZE_g3}
 	};
-	struct flash_comp gen2_flash_types[8] = {
+	static const struct flash_comp gen2_flash_types[8] = {
 		{ FLASH_iSCSI_PRIMARY_IMAGE_START_g2, IMG_TYPE_ISCSI_ACTIVE,
 			FLASH_IMAGE_MAX_SIZE_g2},
 		{ FLASH_REDBOOT_START_g2, IMG_TYPE_REDBOOT,
@@ -2443,11 +2443,11 @@ static int be_flash_data(struct be_adapter *adapter,
 	if (adapter->generation == BE_GEN3) {
 		pflashcomp = gen3_flash_types;
 		filehdr_size = sizeof(struct flash_file_hdr_g3);
-		num_comp = 9;
+		num_comp = ARRAY_SIZE(gen3_flash_types);
 	} else {
 		pflashcomp = gen2_flash_types;
 		filehdr_size = sizeof(struct flash_file_hdr_g2);
-		num_comp = 8;
+		num_comp = ARRAY_SIZE(gen2_flash_types);
 	}
 	for (i = 0; i < num_comp; i++) {
 		if ((pflashcomp[i].optype == IMG_TYPE_NCSI_FW) &&

drivers/net/bnx2x/bnx2x_main.c

@@ -6208,7 +6208,7 @@ static int bnx2x_func_stop(struct bnx2x *bp)
  * @param cam_offset offset in a CAM to use
  * @param is_bcast is the set MAC a broadcast address (for E1 only)
  */
-static void bnx2x_set_mac_addr_gen(struct bnx2x *bp, int set, u8 *mac,
+static void bnx2x_set_mac_addr_gen(struct bnx2x *bp, int set, const u8 *mac,
 				   u32 cl_bit_vec, u8 cam_offset,
 				   u8 is_bcast)
 {
@@ -6400,7 +6400,9 @@ void bnx2x_set_eth_mac(struct bnx2x *bp, int set)
 
 	if (CHIP_IS_E1(bp)) {
 		/* broadcast MAC */
-		u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+		static const u8 bcast[ETH_ALEN] = {
+			0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+		};
 		bnx2x_set_mac_addr_gen(bp, set, bcast, 0, cam_offset + 1, 1);
 	}
 }

drivers/net/can/sja1000/plx_pci.c

@@ -383,7 +383,7 @@ static void plx_pci_reset_marathon(struct pci_dev *pdev)
 {
 	void __iomem *reset_addr;
 	int i;
-	int reset_bar[2] = {3, 5};
+	static const int reset_bar[2] = {3, 5};
 
 	plx_pci_reset_common(pdev);
 

drivers/net/chelsio/sge.c

@@ -273,6 +273,10 @@ struct sge {
 	struct cmdQ cmdQ[SGE_CMDQ_N] ____cacheline_aligned_in_smp;
 };
 
+static const u8 ch_mac_addr[ETH_ALEN] = {
+	0x0, 0x7, 0x43, 0x0, 0x0, 0x0
+};
+
 /*
  * stop tasklet and free all pending skb's
  */
@@ -2012,10 +2016,6 @@ static void espibug_workaround_t204(unsigned long data)
 				continue;
 
 			if (!skb->cb[0]) {
-				u8 ch_mac_addr[ETH_ALEN] = {
-					0x0, 0x7, 0x43, 0x0, 0x0, 0x0
-				};
-
 				skb_copy_to_linear_data_offset(skb,
 						    sizeof(struct cpl_tx_pkt),
 							       ch_mac_addr,
@@ -2048,8 +2048,6 @@ static void espibug_workaround(unsigned long data)
 
 	        if ((seop & 0xfff0fff) == 0xfff && skb) {
 	                if (!skb->cb[0]) {
-	                        u8 ch_mac_addr[ETH_ALEN] =
-	                            {0x0, 0x7, 0x43, 0x0, 0x0, 0x0};
 	                        skb_copy_to_linear_data_offset(skb,
 						     sizeof(struct cpl_tx_pkt),
 							       ch_mac_addr,

drivers/net/cxgb3/ael1002.c

@@ -292,7 +292,7 @@ static int ael2xxx_get_module_type(struct cphy *phy, int delay_ms)
  */
 static int ael2005_setup_sr_edc(struct cphy *phy)
 {
-	static struct reg_val regs[] = {
+	static const struct reg_val regs[] = {
 		{ MDIO_MMD_PMAPMD, 0xc003, 0xffff, 0x181 },
 		{ MDIO_MMD_PMAPMD, 0xc010, 0xffff, 0x448a },
 		{ MDIO_MMD_PMAPMD, 0xc04a, 0xffff, 0x5200 },
@@ -324,11 +324,11 @@ static int ael2005_setup_sr_edc(struct cphy *phy)
 
 static int ael2005_setup_twinax_edc(struct cphy *phy, int modtype)
 {
-	static struct reg_val regs[] = {
+	static const struct reg_val regs[] = {
 		{ MDIO_MMD_PMAPMD, 0xc04a, 0xffff, 0x5a00 },
 		{ 0, 0, 0, 0 }
 	};
-	static struct reg_val preemphasis[] = {
+	static const struct reg_val preemphasis[] = {
 		{ MDIO_MMD_PMAPMD, 0xc014, 0xffff, 0xfe16 },
 		{ MDIO_MMD_PMAPMD, 0xc015, 0xffff, 0xa000 },
 		{ 0, 0, 0, 0 }
@@ -393,7 +393,7 @@ static int ael2005_intr_clear(struct cphy *phy)
 
 static int ael2005_reset(struct cphy *phy, int wait)
 {
-	static struct reg_val regs0[] = {
+	static const struct reg_val regs0[] = {
 		{ MDIO_MMD_PMAPMD, 0xc001, 0, 1 << 5 },
 		{ MDIO_MMD_PMAPMD, 0xc017, 0, 1 << 5 },
 		{ MDIO_MMD_PMAPMD, 0xc013, 0xffff, 0xf341 },
@@ -403,7 +403,7 @@ static int ael2005_reset(struct cphy *phy, int wait)
 		{ MDIO_MMD_PMAPMD, 0xc210, 0xffff, 0 },
 		{ 0, 0, 0, 0 }
 	};
-	static struct reg_val regs1[] = {
+	static const struct reg_val regs1[] = {
 		{ MDIO_MMD_PMAPMD, 0xca00, 0xffff, 0x0080 },
 		{ MDIO_MMD_PMAPMD, 0xca12, 0xffff, 0 },
 		{ 0, 0, 0, 0 }
@@ -522,7 +522,7 @@ int t3_ael2005_phy_prep(struct cphy *phy, struct adapter *adapter,
  */
 static int ael2020_setup_sr_edc(struct cphy *phy)
 {
-	static struct reg_val regs[] = {
+	static const struct reg_val regs[] = {
 		/* set CDR offset to 10 */
 		{ MDIO_MMD_PMAPMD, 0xcc01, 0xffff, 0x488a },
 
@@ -551,20 +551,20 @@ static int ael2020_setup_sr_edc(struct cphy *phy)
 static int ael2020_setup_twinax_edc(struct cphy *phy, int modtype)
 {
 	/* set uC to 40MHz */
-	static struct reg_val uCclock40MHz[] = {
+	static const struct reg_val uCclock40MHz[] = {
 		{ MDIO_MMD_PMAPMD, 0xff28, 0xffff, 0x4001 },
 		{ MDIO_MMD_PMAPMD, 0xff2a, 0xffff, 0x0002 },
 		{ 0, 0, 0, 0 }
 	};
 
 	/* activate uC clock */
-	static struct reg_val uCclockActivate[] = {
+	static const struct reg_val uCclockActivate[] = {
 		{ MDIO_MMD_PMAPMD, 0xd000, 0xffff, 0x5200 },
 		{ 0, 0, 0, 0 }
 	};
 
 	/* set PC to start of SRAM and activate uC */
-	static struct reg_val uCactivate[] = {
+	static const struct reg_val uCactivate[] = {
 		{ MDIO_MMD_PMAPMD, 0xd080, 0xffff, 0x0100 },
 		{ MDIO_MMD_PMAPMD, 0xd092, 0xffff, 0x0000 },
 		{ 0, 0, 0, 0 }
@@ -624,7 +624,7 @@ static int ael2020_get_module_type(struct cphy *phy, int delay_ms)
  */
 static int ael2020_intr_enable(struct cphy *phy)
 {
-	struct reg_val regs[] = {
+	static const struct reg_val regs[] = {
 		/* output Module's Loss Of Signal (LOS) to LED */
 		{ MDIO_MMD_PMAPMD, AEL2020_GPIO_CFG+AEL2020_GPIO_LSTAT,
 			0xffff, 0x4 },
@@ -664,7 +664,7 @@ static int ael2020_intr_enable(struct cphy *phy)
  */
 static int ael2020_intr_disable(struct cphy *phy)
 {
-	struct reg_val regs[] = {
+	static const struct reg_val regs[] = {
 		/* reset "link status" LED to "off" */
 		{ MDIO_MMD_PMAPMD, AEL2020_GPIO_CTRL,
 			0xffff, 0xb << (AEL2020_GPIO_LSTAT*4) },
@@ -701,7 +701,7 @@ static int ael2020_intr_clear(struct cphy *phy)
 	return err ? err : t3_phy_lasi_intr_clear(phy);
 }
 
-static struct reg_val ael2020_reset_regs[] = {
+static const struct reg_val ael2020_reset_regs[] = {
 	/* Erratum #2: CDRLOL asserted, causing PMA link down status */
 	{ MDIO_MMD_PMAPMD, 0xc003, 0xffff, 0x3101 },
 

drivers/net/cxgb3/t3_hw.c

@@ -1562,7 +1562,7 @@ static void tp_intr_handler(struct adapter *adapter)
 		{0}
 	};
 
-	static struct intr_info tp_intr_info_t3c[] = {
+	static const struct intr_info tp_intr_info_t3c[] = {
 		{0x1fffffff, "TP parity error", -1, 1},
 		{F_FLMRXFLSTEMPTY, "TP out of Rx pages", -1, 1},
 		{F_FLMTXFLSTEMPTY, "TP out of Tx pages", -1, 1},

drivers/net/cxgb4vf/t4vf_hw.c

@@ -116,7 +116,7 @@ static void dump_mbox(struct adapter *adapter, const char *tag, u32 mbox_data)
 int t4vf_wr_mbox_core(struct adapter *adapter, const void *cmd, int size,
 		      void *rpl, bool sleep_ok)
 {
-	static int delay[] = {
+	static const int delay[] = {
 		1, 1, 3, 5, 10, 10, 20, 50, 100
 	};
 

drivers/net/irda/act200l-sir.c

@@ -199,7 +199,7 @@ static int act200l_reset(struct sir_dev *dev)
 {
 	unsigned state = dev->fsm.substate;
 	unsigned delay = 0;
-	u8 control[9] = {
+	static const u8 control[9] = {
 		ACT200L_REG15,
 		ACT200L_REG13 | ACT200L_SHDW,
 		ACT200L_REG21 | ACT200L_EXCK | ACT200L_OSCL,

drivers/net/irda/donauboe.c

@@ -818,9 +818,9 @@ toshoboe_probe (struct toshoboe_cb *self)
 {
   int i, j, n;
 #ifdef USE_MIR
-  int bauds[] = { 9600, 115200, 4000000, 1152000 };
+  static const int bauds[] = { 9600, 115200, 4000000, 1152000 };
 #else
-  int bauds[] = { 9600, 115200, 4000000 };
+  static const int bauds[] = { 9600, 115200, 4000000 };
 #endif
   unsigned long flags;
 

drivers/net/netxen/netxen_nic_hw.c

@@ -655,7 +655,7 @@ nx_p3_sre_macaddr_change(struct netxen_adapter *adapter, u8 *addr, unsigned op)
 }
 
 static int nx_p3_nic_add_mac(struct netxen_adapter *adapter,
-		u8 *addr, struct list_head *del_list)
+		const u8 *addr, struct list_head *del_list)
 {
 	struct list_head *head;
 	nx_mac_list_t *cur;
@@ -686,7 +686,9 @@ static void netxen_p3_nic_set_multi(struct net_device *netdev)
 {
 	struct netxen_adapter *adapter = netdev_priv(netdev);
 	struct netdev_hw_addr *ha;
-	u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+	static const u8 bcast_addr[ETH_ALEN] = {
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+	};
 	u32 mode = VPORT_MISS_MODE_DROP;
 	LIST_HEAD(del_list);
 	struct list_head *head;
@@ -869,9 +871,11 @@ int netxen_config_rss(struct netxen_adapter *adapter, int enable)
 	u64 word;
 	int i, rv;
 
-	u64 key[] = { 0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL,
-			0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
-			0x255b0ec26d5a56daULL };
+	static const u64 key[] = {
+		0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL,
+		0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
+		0x255b0ec26d5a56daULL
+	};
 
 
 	memset(&req, 0, sizeof(nx_nic_req_t));
@@ -895,7 +899,7 @@ int netxen_config_rss(struct netxen_adapter *adapter, int enable)
 		((u64)(enable & 0x1) << 8) |
 		((0x7ULL) << 48);
 	req.words[0] = cpu_to_le64(word);
-	for (i = 0; i < 5; i++)
+	for (i = 0; i < ARRAY_SIZE(key); i++)
 		req.words[i+1] = cpu_to_le64(key[i]);
 
 

drivers/net/pcmcia/nmclan_cs.c

@@ -1291,7 +1291,7 @@ updateCRC
 
 static void updateCRC(int *CRC, int bit)
 {
-  int poly[]={
+  static const int poly[]={
     1,1,1,0, 1,1,0,1,
     1,0,1,1, 1,0,0,0,
     1,0,0,0, 0,0,1,1,

drivers/net/qlcnic/qlcnic_hw.c

@@ -381,7 +381,7 @@ qlcnic_sre_macaddr_change(struct qlcnic_adapter *adapter, u8 *addr,
 	return qlcnic_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1);
 }
 
-static int qlcnic_nic_add_mac(struct qlcnic_adapter *adapter, u8 *addr)
+static int qlcnic_nic_add_mac(struct qlcnic_adapter *adapter, const u8 *addr)
 {
 	struct list_head *head;
 	struct qlcnic_mac_list_s *cur;
@@ -415,7 +415,9 @@ void qlcnic_set_multi(struct net_device *netdev)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	struct netdev_hw_addr *ha;
-	u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+	static const u8 bcast_addr[ETH_ALEN] = {
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+	};
 	u32 mode = VPORT_MISS_MODE_DROP;
 
 	if (!test_bit(__QLCNIC_FW_ATTACHED, &adapter->state))
@@ -621,10 +623,11 @@ int qlcnic_config_rss(struct qlcnic_adapter *adapter, int enable)
 	u64 word;
 	int i, rv;
 
-	const u64 key[] = { 0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL,
-			0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
-			0x255b0ec26d5a56daULL };
-
+	static const u64 key[] = {
+		0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL,
+		0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
+		0x255b0ec26d5a56daULL
+	};
 
 	memset(&req, 0, sizeof(struct qlcnic_nic_req));
 	req.qhdr = cpu_to_le64(QLCNIC_HOST_REQUEST << 23);

drivers/net/qlge/qlge_main.c

@@ -3548,12 +3548,13 @@ static int ql_request_irq(struct ql_adapter *qdev)
 
 static int ql_start_rss(struct ql_adapter *qdev)
 {
-	u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
-				0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f,
-				0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b,
-				0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80,
-				0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b,
-				0xbe, 0xac, 0x01, 0xfa};
+	static const u8 init_hash_seed[] = {
+		0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
+		0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0,
+		0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4,
+		0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c,
+		0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa
+	};
 	struct ricb *ricb = &qdev->ricb;
 	int status = 0;
 	int i;

drivers/net/skfp/smt.c

@@ -1263,7 +1263,7 @@ void smt_set_timestamp(struct s_smc *smc, u_char *p)
 static void smt_fill_policy(struct s_smc *smc, struct smt_p_policy *policy)
 {
 	int	i ;
-	u_char	*map ;
+	const u_char *map ;
 	u_short	in ;
 	u_short	out ;
 
@@ -1271,7 +1271,7 @@ static void smt_fill_policy(struct s_smc *smc, struct smt_p_policy *policy)
 	 * MIB para 101b (fddiSMTConnectionPolicy) coding
 	 * is different from 0005 coding
 	 */
-	static u_char	ansi_weirdness[16] = {
+	static const u_char ansi_weirdness[16] = {
 		0,7,5,3,8,1,6,4,9,10,2,11,12,13,14,15
 	} ;
 	SMTSETPARA(policy,SMT_P_POLICY) ;

drivers/net/tokenring/ibmtr.c

@@ -657,8 +657,9 @@ static int __devinit ibmtr_probe1(struct net_device *dev, int PIOaddr)
 #ifndef PCMCIA
 	/* finish figuring the shared RAM address */
 	if (cardpresent == TR_ISA) {
-		static __u32 ram_bndry_mask[] =
-			{ 0xffffe000, 0xffffc000, 0xffff8000, 0xffff0000 };
+		static const __u32 ram_bndry_mask[] = {
+			0xffffe000, 0xffffc000, 0xffff8000, 0xffff0000
+		};
 		__u32 new_base, rrr_32, chk_base, rbm;
 
 		rrr_32=readb(ti->mmio+ACA_OFFSET+ACA_RW+RRR_ODD) >> 2 & 0x03;

drivers/net/tulip/de2104x.c

@@ -964,7 +964,7 @@ static void de_set_media (struct de_private *de)
 		dw32(MacMode, macmode);
 }
 
-static void de_next_media (struct de_private *de, u32 *media,
+static void de_next_media (struct de_private *de, const u32 *media,
 			   unsigned int n_media)
 {
 	unsigned int i;
@@ -1008,10 +1008,10 @@ static void de21040_media_timer (unsigned long data)
 		return;
 
 	if (de->media_type == DE_MEDIA_AUI) {
-		u32 next_state = DE_MEDIA_TP;
+		static const u32 next_state = DE_MEDIA_TP;
 		de_next_media(de, &next_state, 1);
 	} else {
-		u32 next_state = DE_MEDIA_AUI;
+		static const u32 next_state = DE_MEDIA_AUI;
 		de_next_media(de, &next_state, 1);
 	}
 
@@ -1136,13 +1136,19 @@ static void de21041_media_timer (unsigned long data)
 	 * simply resets the PHY and reloads the current media settings.
 	 */
 	if (de->media_type == DE_MEDIA_AUI) {
-		u32 next_states[] = { DE_MEDIA_BNC, DE_MEDIA_TP_AUTO };
+		static const u32 next_states[] = {
+			DE_MEDIA_BNC, DE_MEDIA_TP_AUTO
+		};
 		de_next_media(de, next_states, ARRAY_SIZE(next_states));
 	} else if (de->media_type == DE_MEDIA_BNC) {
-		u32 next_states[] = { DE_MEDIA_TP_AUTO, DE_MEDIA_AUI };
+		static const u32 next_states[] = {
+			DE_MEDIA_TP_AUTO, DE_MEDIA_AUI
+		};
 		de_next_media(de, next_states, ARRAY_SIZE(next_states));
 	} else {
-		u32 next_states[] = { DE_MEDIA_AUI, DE_MEDIA_BNC, DE_MEDIA_TP_AUTO };
+		static const u32 next_states[] = {
+			DE_MEDIA_AUI, DE_MEDIA_BNC, DE_MEDIA_TP_AUTO
+		};
 		de_next_media(de, next_states, ARRAY_SIZE(next_states));
 	}
 

drivers/net/vmxnet3/vmxnet3_drv.c

@@ -1131,7 +1131,9 @@ static int
 vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 		       struct vmxnet3_adapter *adapter, int quota)
 {
-	static u32 rxprod_reg[2] = {VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2};
+	static const u32 rxprod_reg[2] = {
+		VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2
+	};
 	u32 num_rxd = 0;
 	struct Vmxnet3_RxCompDesc *rcd;
 	struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx;

drivers/net/wan/dscc4.c

@@ -1358,7 +1358,7 @@ static int dscc4_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	return ret;
 }
 
-static int dscc4_match(struct thingie *p, int value)
+static int dscc4_match(const struct thingie *p, int value)
 {
 	int i;
 
@@ -1403,7 +1403,7 @@ static int dscc4_clock_setting(struct dscc4_dev_priv *dpriv,
 static int dscc4_encoding_setting(struct dscc4_dev_priv *dpriv,
 				  struct net_device *dev)
 {
-	struct thingie encoding[] = {
+	static const struct thingie encoding[] = {
 		{ ENCODING_NRZ,		0x00000000 },
 		{ ENCODING_NRZI,	0x00200000 },
 		{ ENCODING_FM_MARK,	0x00400000 },
@@ -1442,7 +1442,7 @@ static int dscc4_loopback_setting(struct dscc4_dev_priv *dpriv,
 static int dscc4_crc_setting(struct dscc4_dev_priv *dpriv,
 			     struct net_device *dev)
 {
-	struct thingie crc[] = {
+	static const struct thingie crc[] = {
 		{ PARITY_CRC16_PR0_CCITT,	0x00000010 },
 		{ PARITY_CRC16_PR1_CCITT,	0x00000000 },
 		{ PARITY_CRC32_PR0_CCITT,	0x00000011 },