On Sun, 11 Sep 2016, Julia Lawall wrote:
> For structure types defined in the same file or local header files, find
> top-level static structure declarations that have the following
> properties:
> 1. Never reassigned.
> 2. Address never taken
> 3. Not passed to a top-level macro call
> 4. No pointer or array-typed field passed to a function or stored in a
> variable.
> Declare structures having all of these properties as const.
Actually, this patch should be dropped. Coccinelle did not recognize
kernel_ulong_t as a type, so it interpreted things like
(kernel_ulong_t)&card_info_10mbit
as a bit and operation.
julia
>
> Done using Coccinelle.
> Based on a suggestion by Joe Perches <joe@xxxxxxxxxxx>.
>
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
>
> ---
> The semantic patch seems too long for a commit log, but is in the cover
> letter.
>
> drivers/net/arcnet/com20020-pci.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c
> index 239de38..32b8406 100644
> --- a/drivers/net/arcnet/com20020-pci.c
> +++ b/drivers/net/arcnet/com20020-pci.c
> @@ -264,7 +264,7 @@ static void com20020pci_remove(struct pci_dev *pdev)
> }
> }
>
> -static struct com20020_pci_card_info card_info_10mbit = {
> +static const struct com20020_pci_card_info card_info_10mbit = {
> .name = "ARC-PCI",
> .devcount = 1,
> .chan_map_tbl = {
> @@ -277,7 +277,7 @@ static struct com20020_pci_card_info card_info_10mbit = {
> .flags = ARC_CAN_10MBIT,
> };
>
> -static struct com20020_pci_card_info card_info_5mbit = {
> +static const struct com20020_pci_card_info card_info_5mbit = {
> .name = "ARC-PCI",
> .devcount = 1,
> .chan_map_tbl = {
> @@ -290,7 +290,7 @@ static struct com20020_pci_card_info card_info_5mbit = {
> .flags = ARC_IS_5MBIT,
> };
>
> -static struct com20020_pci_card_info card_info_sohard = {
> +static const struct com20020_pci_card_info card_info_sohard = {
> .name = "PLX-PCI",
> .devcount = 1,
> /* SOHARD needs PCI base addr 4 */
> @@ -304,7 +304,7 @@ static struct com20020_pci_card_info card_info_sohard = {
> .flags = ARC_CAN_10MBIT,
> };
>
> -static struct com20020_pci_card_info card_info_eae_arc1 = {
> +static const struct com20020_pci_card_info card_info_eae_arc1 = {
> .name = "EAE PLX-PCI ARC1",
> .devcount = 1,
> .chan_map_tbl = {
> @@ -329,7 +329,7 @@ static struct com20020_pci_card_info card_info_eae_arc1 = {
> .flags = ARC_CAN_10MBIT,
> };
>
> -static struct com20020_pci_card_info card_info_eae_ma1 = {
> +static const struct com20020_pci_card_info card_info_eae_ma1 = {
> .name = "EAE PLX-PCI MA1",
> .devcount = 2,
> .chan_map_tbl = {
>
> --
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