This patch fixes the warning reported for missing prototypes due to missing header file. Also, it includes changes to remove unused_but_set_variables.
Reported-by: kernel test robot lkp@intel.com Signed-off-by: Vaibhav Agarwal vaibhav.sr@gmail.com --- drivers/staging/greybus/audio_helper.c | 1 + drivers/staging/greybus/audio_topology.c | 8 ++++---- 2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/greybus/audio_helper.c b/drivers/staging/greybus/audio_helper.c index faaa39708118..8b100a71f02e 100644 --- a/drivers/staging/greybus/audio_helper.c +++ b/drivers/staging/greybus/audio_helper.c @@ -7,6 +7,7 @@ #include <sound/core.h> #include <sound/soc.h> #include <sound/soc-dapm.h> +#include "audio_helper.h"
#define gbaudio_dapm_for_each_direction(dir) \ for ((dir) = SND_SOC_DAPM_DIR_IN; (dir) <= SND_SOC_DAPM_DIR_OUT; \ diff --git a/drivers/staging/greybus/audio_topology.c b/drivers/staging/greybus/audio_topology.c index ad88d3127a60..2f9fdbdcd547 100644 --- a/drivers/staging/greybus/audio_topology.c +++ b/drivers/staging/greybus/audio_topology.c @@ -28,14 +28,16 @@ static struct gbaudio_module_info *find_gb_module( struct gbaudio_codec_info *codec, char const *name) { - int dev_id, ret; + int dev_id; char begin[NAME_SIZE]; struct gbaudio_module_info *module;
if (!name) return NULL;
- ret = sscanf(name, "%s %d", begin, &dev_id); + if (sscanf(name, "%s %d", begin, &dev_id) != 2) + return NULL; + dev_dbg(codec->dev, "%s:Find module#%d\n", __func__, dev_id);
mutex_lock(&codec->lock); @@ -377,7 +379,6 @@ static int gbcodec_mixer_dapm_ctl_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { int ret; - struct gb_audio_ctl_elem_info *info; struct gbaudio_ctl_pvt *data; struct gb_audio_ctl_elem_value gbvalue; struct gbaudio_module_info *module; @@ -393,7 +394,6 @@ static int gbcodec_mixer_dapm_ctl_get(struct snd_kcontrol *kcontrol, return -EINVAL;
data = (struct gbaudio_ctl_pvt *)kcontrol->private_value; - info = (struct gb_audio_ctl_elem_info *)data->info; bundle = to_gb_bundle(module->dev);
if (data->vcount == 2)