builder: fix calls to builder_add that are not terminated by NULL

spa_pod_builder_add() is a va_args function that is terminated by a NULL
argument. The last argument must be a pointer type, because otherwise
checking for a NULL pointer can fail.

The __attribute__((__sentinel__)) prints a compiler warning, if the last
argument of a call to spa_pod_builder_add() is not a pointer type.

Fix all sentinel warnings by replacing all integer type 0 with pointer
type NULL in calls to spa_pod_builder_add().
This commit is contained in:
Michael Tretter 2019-07-05 12:57:55 +02:00 committed by Wim Taymans
parent 4350bd624f
commit 39c01ba2fe
6 changed files with 32 additions and 31 deletions

View file

@ -173,22 +173,22 @@ fill_item(struct impl *this, snd_ctl_card_info_t *card_info, snd_pcm_info_t *dev
if (!(str && *str))
str = udev_device_get_syspath(dev);
if (str && *str) {
spa_pod_builder_add(builder, "s", "device.bus_path", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.bus_path", "s", str, NULL);
}
if ((str = udev_device_get_syspath(dev)) && *str) {
spa_pod_builder_add(builder, "s", "sysfs.path", "s", str, 0);
spa_pod_builder_add(builder, "s", "sysfs.path", "s", str, NULL);
}
if ((str = udev_device_get_property_value(dev, "ID_ID")) && *str) {
spa_pod_builder_add(builder, "s", "udev.id", "s", str, 0);
spa_pod_builder_add(builder, "s", "udev.id", "s", str, NULL);
}
if ((str = udev_device_get_property_value(dev, "ID_BUS")) && *str) {
spa_pod_builder_add(builder, "s", "device.bus", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.bus", "s", str, NULL);
}
if ((str = udev_device_get_property_value(dev, "SUBSYSTEM")) && *str) {
spa_pod_builder_add(builder, "s", "device.subsystem", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.subsystem", "s", str, NULL);
}
if ((str = udev_device_get_property_value(dev, "ID_VENDOR_ID")) && *str) {
spa_pod_builder_add(builder, "s", "device.vendor.id", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.vendor.id", "s", str, NULL);
}
str = udev_device_get_property_value(dev, "ID_VENDOR_FROM_DATABASE");
if (!(str && *str)) {
@ -198,18 +198,18 @@ fill_item(struct impl *this, snd_ctl_card_info_t *card_info, snd_pcm_info_t *dev
}
}
if (str && *str) {
spa_pod_builder_add(builder, "s", "device.vendor.name", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.vendor.name", "s", str, NULL);
}
if ((str = udev_device_get_property_value(dev, "ID_MODEL_ID")) && *str) {
spa_pod_builder_add(builder, "s", "device.product.id", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.product.id", "s", str, NULL);
}
spa_pod_builder_add(builder, "s", "device.product.name", "s", name, 0);
spa_pod_builder_add(builder, "s", "device.product.name", "s", name, NULL);
if ((str = udev_device_get_property_value(dev, "ID_SERIAL")) && *str) {
spa_pod_builder_add(builder, "s", "device.serial", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.serial", "s", str, NULL);
}
if ((str = udev_device_get_property_value(dev, "SOUND_FORM_FACTOR")) && *str) {
spa_pod_builder_add(builder, "s", "device.form_factor", "s", str, 0);
spa_pod_builder_add(builder, "s", "device.form_factor", "s", str, NULL);
}
*item = spa_pod_builder_add(builder, "]>", NULL);

View file

@ -143,7 +143,7 @@ spa_alsa_enum_format(struct state *state, uint32_t *index,
spa_pod_builder_push_object(&b, state->type.param.idEnumFormat, state->type.format);
spa_pod_builder_add(&b,
"I", state->type.media_type.audio,
"I", state->type.media_subtype.raw, 0);
"I", state->type.media_subtype.raw, NULL);
snd_pcm_format_mask_alloca(&fmask);
snd_pcm_hw_params_get_format_mask(params, fmask);