ALSA: firewire: Fix -Wformat-truncation warning for longname string

The filling of card->longname can be gracefully truncated, as it's
only informative.  Use scnprintf() and suppress the superfluous
compile warning with -Wformat-truncation.

Link: https://lore.kernel.org/r/20230915082802.28684-11-tiwai@suse.de
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Tested-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2023-09-15 10:27:59 +02:00
parent 7272b8bfba
commit 641e969114
2 changed files with 10 additions and 10 deletions

View File

@ -93,11 +93,11 @@ get_hardware_info(struct snd_efw *efw)
strcpy(efw->card->driver, "Fireworks");
strcpy(efw->card->shortname, hwinfo->model_name);
strcpy(efw->card->mixername, hwinfo->model_name);
snprintf(efw->card->longname, sizeof(efw->card->longname),
"%s %s v%s, GUID %08x%08x at %s, S%d",
hwinfo->vendor_name, hwinfo->model_name, version,
hwinfo->guid_hi, hwinfo->guid_lo,
dev_name(&efw->unit->device), 100 << fw_dev->max_speed);
scnprintf(efw->card->longname, sizeof(efw->card->longname),
"%s %s v%s, GUID %08x%08x at %s, S%d",
hwinfo->vendor_name, hwinfo->model_name, version,
hwinfo->guid_hi, hwinfo->guid_lo,
dev_name(&efw->unit->device), 100 << fw_dev->max_speed);
if (hwinfo->flags & BIT(FLAG_RESP_ADDR_CHANGABLE))
efw->resp_addr_changable = true;

View File

@ -108,11 +108,11 @@ static int name_card(struct snd_oxfw *oxfw, const struct ieee1394_device_id *ent
strcpy(oxfw->card->mixername, m);
strcpy(oxfw->card->shortname, m);
snprintf(oxfw->card->longname, sizeof(oxfw->card->longname),
"%s %s (OXFW%x %04x), GUID %08x%08x at %s, S%d",
v, m, firmware >> 20, firmware & 0xffff,
fw_dev->config_rom[3], fw_dev->config_rom[4],
dev_name(&oxfw->unit->device), 100 << fw_dev->max_speed);
scnprintf(oxfw->card->longname, sizeof(oxfw->card->longname),
"%s %s (OXFW%x %04x), GUID %08x%08x at %s, S%d",
v, m, firmware >> 20, firmware & 0xffff,
fw_dev->config_rom[3], fw_dev->config_rom[4],
dev_name(&oxfw->unit->device), 100 << fw_dev->max_speed);
end:
return err;
}