Re: [PATCH] mwifiex: pcie: Fix -Wunused-const-variable warnings

From: Kalle Valo
Date: Mon Sep 07 2020 - 04:34:16 EST


YueHaibing <yuehaibing@xxxxxxxxxx> wrote:

> These variables only used in pcie.c, move them to .c file
> can silence these warnings:
>
> In file included from drivers/net/wireless/marvell/mwifiex/main.h:57:0,
> from drivers/net/wireless/marvell/mwifiex/init.c:24:
> drivers/net/wireless/marvell/mwifiex/pcie.h:310:41: warning: mwifiex_pcie8997 defined but not used [-Wunused-const-variable=]
> static const struct mwifiex_pcie_device mwifiex_pcie8997 = {
> ^~~~~~~~~~~~~~~~
> drivers/net/wireless/marvell/mwifiex/pcie.h:300:41: warning: mwifiex_pcie8897 defined but not used [-Wunused-const-variable=]
> static const struct mwifiex_pcie_device mwifiex_pcie8897 = {
> ^~~~~~~~~~~~~~~~
> drivers/net/wireless/marvell/mwifiex/pcie.h:292:41: warning: mwifiex_pcie8766 defined but not used [-Wunused-const-variable=]
> static const struct mwifiex_pcie_device mwifiex_pcie8766 = {
> ^~~~~~~~~~~~~~~~
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Failed to build:

drivers/net/wireless/marvell/mwifiex/pcie.c:191:43: error: redefinition of 'mwifiex_reg_8766'
191 | static const struct mwifiex_pcie_card_reg mwifiex_reg_8766 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:36:43: note: previous definition of 'mwifiex_reg_8766' was here
36 | static const struct mwifiex_pcie_card_reg mwifiex_reg_8766 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:223:43: error: redefinition of 'mwifiex_reg_8897'
223 | static const struct mwifiex_pcie_card_reg mwifiex_reg_8897 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:68:43: note: previous definition of 'mwifiex_reg_8897' was here
68 | static const struct mwifiex_pcie_card_reg mwifiex_reg_8897 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:260:43: error: redefinition of 'mwifiex_reg_8997'
260 | static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:105:43: note: previous definition of 'mwifiex_reg_8997' was here
105 | static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:297:35: error: redefinition of 'mem_type_mapping_tbl_w8897'
297 | static struct memory_type_mapping mem_type_mapping_tbl_w8897[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:142:35: note: previous definition of 'mem_type_mapping_tbl_w8897' was here
142 | static struct memory_type_mapping mem_type_mapping_tbl_w8897[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:308:35: error: redefinition of 'mem_type_mapping_tbl_w8997'
308 | static struct memory_type_mapping mem_type_mapping_tbl_w8997[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:153:35: note: previous definition of 'mem_type_mapping_tbl_w8997' was here
153 | static struct memory_type_mapping mem_type_mapping_tbl_w8997[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:312:41: error: redefinition of 'mwifiex_pcie8766'
312 | static const struct mwifiex_pcie_device mwifiex_pcie8766 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:157:41: note: previous definition of 'mwifiex_pcie8766' was here
157 | static const struct mwifiex_pcie_device mwifiex_pcie8766 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:320:41: error: redefinition of 'mwifiex_pcie8897'
320 | static const struct mwifiex_pcie_device mwifiex_pcie8897 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:165:41: note: previous definition of 'mwifiex_pcie8897' was here
165 | static const struct mwifiex_pcie_device mwifiex_pcie8897 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:330:41: error: redefinition of 'mwifiex_pcie8997'
330 | static const struct mwifiex_pcie_device mwifiex_pcie8997 = {
| ^~~~~~~~~~~~~~~~
drivers/net/wireless/marvell/mwifiex/pcie.c:175:41: note: previous definition of 'mwifiex_pcie8997' was here
175 | static const struct mwifiex_pcie_device mwifiex_pcie8997 = {
| ^~~~~~~~~~~~~~~~
make[5]: *** [drivers/net/wireless/marvell/mwifiex/pcie.o] Error 1
make[4]: *** [drivers/net/wireless/marvell/mwifiex] Error 2
make[3]: *** [drivers/net/wireless/marvell] Error 2
make[2]: *** [drivers/net/wireless] Error 2
make[1]: *** [drivers/net] Error 2
make: *** [drivers] Error 2

Patch set to Changes Requested.

--
https://patchwork.kernel.org/patch/11750661/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches