Re: [Outreachy kernel] [PATCH v2 3/6] staging: greybus: Remove unnecessary braces

From: Julia Lawall
Date: Tue Feb 21 2017 - 08:22:01 EST



On Tue, 21 Feb 2017, simran singhal wrote:

> This patch removes braces for single statement blocks. The warning
> was detected using checkpatch.pl.
> Coccinelle was used to make the change.
>
> @@
> expression e,e1;
> @@
> - if (e) {
> + if (e)
> e1;
> - }
>
> Signed-off-by: simran singhal <singhalsimran0@xxxxxxxxx>
> ---
>
> v2:
> -I forgot to cc outreachy mailing list
>
> drivers/staging/greybus/audio_manager_sysfs.c | 3 +--
> drivers/staging/greybus/audio_topology.c | 9 +++------
> drivers/staging/greybus/bootrom.c | 6 ++----
> drivers/staging/greybus/control.c | 3 +--
> drivers/staging/greybus/es2.c | 3 +--
> drivers/staging/greybus/gpio.c | 6 ++----
> drivers/staging/greybus/manifest.c | 3 +--
> drivers/staging/greybus/module.c | 3 +--
> drivers/staging/greybus/svc.c | 9 +++------
> 9 files changed, 15 insertions(+), 30 deletions(-)
>
> diff --git a/drivers/staging/greybus/audio_manager_sysfs.c b/drivers/staging/greybus/audio_manager_sysfs.c
> index 34ebd14..dc1d7a1 100644
> --- a/drivers/staging/greybus/audio_manager_sysfs.c
> +++ b/drivers/staging/greybus/audio_manager_sysfs.c
> @@ -88,10 +88,9 @@ static void manager_sysfs_init_attribute(
> int err;
>
> err = sysfs_create_file(kobj, &kattr->attr);
> - if (err) {
> + if (err)
> pr_warn("creating the sysfs entry for %s failed: %d\n",
> kattr->attr.name, err);

Maybe there is an opportunity for using a dev_... function here.

julia

> - }
> }
>
> void gb_audio_manager_sysfs_init(struct kobject *kobj)
> diff --git a/drivers/staging/greybus/audio_topology.c b/drivers/staging/greybus/audio_topology.c
> index 3001a49..0e02f00 100644
> --- a/drivers/staging/greybus/audio_topology.c
> +++ b/drivers/staging/greybus/audio_topology.c
> @@ -327,10 +327,9 @@ static int gbcodec_mixer_ctl_put(struct snd_kcontrol *kcontrol,
>
> gb_pm_runtime_put_autosuspend(bundle);
>
> - if (ret) {
> + if (ret)
> dev_err_ratelimited(codec->dev, "%d:Error in %s for %s\n", ret,
> __func__, kcontrol->id.name);
> - }
>
> return ret;
> }
> @@ -637,10 +636,9 @@ static int gbcodec_enum_ctl_put(struct snd_kcontrol *kcontrol,
>
> gb_pm_runtime_put_autosuspend(bundle);
>
> - if (ret) {
> + if (ret)
> dev_err_ratelimited(codec->dev, "%d:Error in %s for %s\n", ret,
> __func__, kcontrol->id.name);
> - }
>
> return ret;
> }
> @@ -837,11 +835,10 @@ static int gbcodec_enum_dapm_ctl_put(struct snd_kcontrol *kcontrol,
>
> gb_pm_runtime_put_autosuspend(bundle);
>
> - if (ret) {
> + if (ret)
> dev_err_ratelimited(codec->dev,
> "%d:Error in %s for %s\n", ret,
> __func__, kcontrol->id.name);
> - }
> for (wi = 0; wi < wlist->num_widgets; wi++) {
> widget = wlist->widgets[wi];
>
> diff --git a/drivers/staging/greybus/bootrom.c b/drivers/staging/greybus/bootrom.c
> index 5f90721..0e01e2b 100644
> --- a/drivers/staging/greybus/bootrom.c
> +++ b/drivers/staging/greybus/bootrom.c
> @@ -176,10 +176,9 @@ static int find_firmware(struct gb_bootrom *bootrom, u8 stage)
>
> rc = request_firmware(&bootrom->fw, firmware_name,
> &connection->bundle->dev);
> - if (rc) {
> + if (rc)
> dev_err(&connection->bundle->dev,
> "failed to find %s firmware (%d)\n", firmware_name, rc);
> - }
>
> return rc;
> }
> @@ -226,11 +225,10 @@ static int gb_bootrom_firmware_size_request(struct gb_operation *op)
> mutex_unlock(&bootrom->mutex);
>
> queue_work:
> - if (!ret) {
> + if (!ret)
> /* Refresh timeout */
> gb_bootrom_set_timeout(bootrom, NEXT_REQ_GET_FIRMWARE,
> NEXT_REQ_TIMEOUT_MS);
> - }
>
> return ret;
> }
> diff --git a/drivers/staging/greybus/control.c b/drivers/staging/greybus/control.c
> index 5b30be3..d8452c8 100644
> --- a/drivers/staging/greybus/control.c
> +++ b/drivers/staging/greybus/control.c
> @@ -167,10 +167,9 @@ int gb_control_disconnecting_operation(struct gb_control *control,
> request->cport_id = cpu_to_le16(cport_id);
>
> ret = gb_operation_request_send_sync(operation);
> - if (ret) {
> + if (ret)
> dev_err(&control->dev, "failed to send disconnecting: %d\n",
> ret);
> - }
>
> gb_operation_put(operation);
>
> diff --git a/drivers/staging/greybus/es2.c b/drivers/staging/greybus/es2.c
> index 93afd93..478eb53 100644
> --- a/drivers/staging/greybus/es2.c
> +++ b/drivers/staging/greybus/es2.c
> @@ -1019,10 +1019,9 @@ static int arpc_sync(struct es2_ap_dev *es2, u8 type, void *payload,
> spin_unlock_irqrestore(&es2->arpc_lock, flags);
> arpc_free(rpc);
>
> - if (retval < 0 && retval != -EREMOTEIO) {
> + if (retval < 0 && retval != -EREMOTEIO)
> dev_err(&es2->usb_dev->dev,
> "failed to execute ARPC: %d\n", retval);
> - }
>
> return retval;
> }
> diff --git a/drivers/staging/greybus/gpio.c b/drivers/staging/greybus/gpio.c
> index 250caa0..ea9e3f8 100644
> --- a/drivers/staging/greybus/gpio.c
> +++ b/drivers/staging/greybus/gpio.c
> @@ -125,10 +125,9 @@ static int gb_gpio_get_direction_operation(struct gb_gpio_controller *ggc,
> return ret;
>
> direction = response.direction;
> - if (direction && direction != 1) {
> + if (direction && direction != 1)
> dev_warn(dev, "gpio %u direction was %u (should be 0 or 1)\n",
> which, direction);
> - }
> ggc->lines[which].direction = direction ? 1 : 0;
> return 0;
> }
> @@ -181,10 +180,9 @@ static int gb_gpio_get_value_operation(struct gb_gpio_controller *ggc,
> }
>
> value = response.value;
> - if (value && value != 1) {
> + if (value && value != 1)
> dev_warn(dev, "gpio %u value was %u (should be 0 or 1)\n",
> which, value);
> - }
> ggc->lines[which].value = value ? 1 : 0;
> return 0;
> }
> diff --git a/drivers/staging/greybus/manifest.c b/drivers/staging/greybus/manifest.c
> index 7b90377..eee57a3 100644
> --- a/drivers/staging/greybus/manifest.c
> +++ b/drivers/staging/greybus/manifest.c
> @@ -152,11 +152,10 @@ static int identify_descriptor(struct gb_interface *intf,
> }
>
> /* Descriptor bigger than what we expect */
> - if (desc_size > expected_size) {
> + if (desc_size > expected_size)
> dev_warn(&intf->dev, "%s descriptor size mismatch (want %zu got %zu)\n",
> get_descriptor_type_string(desc_header->type),
> expected_size, desc_size);
> - }
>
> descriptor = kzalloc(sizeof(*descriptor), GFP_KERNEL);
> if (!descriptor)
> diff --git a/drivers/staging/greybus/module.c b/drivers/staging/greybus/module.c
> index 660b467..956b8ab 100644
> --- a/drivers/staging/greybus/module.c
> +++ b/drivers/staging/greybus/module.c
> @@ -148,11 +148,10 @@ static void gb_module_register_interface(struct gb_interface *intf)
>
> ret = gb_interface_activate(intf);
> if (ret) {
> - if (intf->type != GB_INTERFACE_TYPE_DUMMY) {
> + if (intf->type != GB_INTERFACE_TYPE_DUMMY)
> dev_err(&module->dev,
> "failed to activate interface %u: %d\n",
> intf_id, ret);
> - }
>
> gb_interface_add(intf);
> goto err_unlock;
> diff --git a/drivers/staging/greybus/svc.c b/drivers/staging/greybus/svc.c
> index be151a6..dbf0f87 100644
> --- a/drivers/staging/greybus/svc.c
> +++ b/drivers/staging/greybus/svc.c
> @@ -512,10 +512,9 @@ void gb_svc_connection_destroy(struct gb_svc *svc, u8 intf1_id, u16 cport1_id,
>
> ret = gb_operation_sync(connection, GB_SVC_TYPE_CONN_DESTROY,
> &request, sizeof(request), NULL, 0);
> - if (ret) {
> + if (ret)
> dev_err(&svc->dev, "failed to destroy connection (%u:%u %u:%u): %d\n",
> intf1_id, cport1_id, intf2_id, cport2_id, ret);
> - }
> }
>
> /* Creates bi-directional routes between the devices */
> @@ -544,10 +543,9 @@ void gb_svc_route_destroy(struct gb_svc *svc, u8 intf1_id, u8 intf2_id)
>
> ret = gb_operation_sync(svc->connection, GB_SVC_TYPE_ROUTE_DESTROY,
> &request, sizeof(request), NULL, 0);
> - if (ret) {
> + if (ret)
> dev_err(&svc->dev, "failed to destroy route (%u %u): %d\n",
> intf1_id, intf2_id, ret);
> - }
> }
>
> int gb_svc_intf_set_power_mode(struct gb_svc *svc, u8 intf_id, u8 hs_series,
> @@ -960,10 +958,9 @@ static void gb_svc_process_module_inserted(struct gb_operation *operation)
> dev_dbg(&svc->dev, "%s - id = %u, num_interfaces = %zu, flags = 0x%04x\n",
> __func__, module_id, num_interfaces, flags);
>
> - if (flags & GB_SVC_MODULE_INSERTED_FLAG_NO_PRIMARY) {
> + if (flags & GB_SVC_MODULE_INSERTED_FLAG_NO_PRIMARY)
> dev_warn(&svc->dev, "no primary interface detected on module %u\n",
> module_id);
> - }
>
> module = gb_svc_module_lookup(svc, module_id);
> if (module) {
> --
> 2.7.4
>
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