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ALSA: usb: fcp: Fix meter_levels type to __le32

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The cached level meter values are returned from the USB core as
__le32, hence declare properly.

Fixes: 46757a3e7d ("ALSA: FCP: Add Focusrite Control Protocol driver")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202501212331.SaePSmsA-lkp@intel.com/
Link: https://patch.msgid.link/20250121170032.7236-2-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2025-01-21 18:00:29 +01:00
parent 711aad3c43
commit e7217011dd
1 changed files with 4 additions and 4 deletions
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8
sound/usb/fcp.c
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@ -100,7 +100,7 @@ struct fcp_data {
u8 num_meter_slots;
s16 *meter_level_map;
u32 *meter_levels;
__le32 *meter_levels;
struct snd_kcontrol *meter_ctl;
unsigned int *meter_labels_tlv;
@ -383,7 +383,7 @@ static int fcp_meter_ctl_get(struct snd_kcontrol *kctl,
struct usb_mixer_interface *mixer = elem->head.mixer;
struct fcp_data *private = mixer->private_data;
int num_meter_slots, resp_size;
u32 *resp = private->meter_levels;
__le32 *resp = private->meter_levels;
int i, err = 0;
struct {
@ -655,7 +655,7 @@ static int fcp_ioctl_set_meter_map(struct usb_mixer_interface *mixer,
/* If the control doesn't exist, create it */
if (!private->meter_ctl) {
s16 *new_map __free(kfree) = NULL;
u32 *meter_levels __free(kfree) = NULL;
__le32 *meter_levels __free(kfree) = NULL;
/* Allocate buffer for the map */
new_map = kmalloc_array(map.map_size, sizeof(s16), GFP_KERNEL);
@ -663,7 +663,7 @@ static int fcp_ioctl_set_meter_map(struct usb_mixer_interface *mixer,
return -ENOMEM;
/* Allocate buffer for reading meter levels */
meter_levels = kmalloc_array(map.meter_slots, sizeof(u32),
meter_levels = kmalloc_array(map.meter_slots, sizeof(__le32),
GFP_KERNEL);
if (!meter_levels)
return -ENOMEM;