diff options
| author | Coiby Xu <coiby.xu@gmail.com> | 2020-10-03 07:30:56 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-05 14:23:55 +0200 |
| commit | 6c75a92a0065a009429cec2c69f922f07cbbcd1e (patch) | |
| tree | e686171e461aa6a025b7ac94abd8e1053051daa1 /drivers/staging/greybus | |
| parent | 8bb5b59de7aac4f7256309c272216ad61aed034e (diff) | |
staging: greybus: use __force when assigning __u8 value to snd_ctl_elem_type_t
(struct gb_audio_ctl_elem_info*)->type has the type of __u8 so there is no
concern about the byte order. __force is safe to use.
Found by sparse,
$ make C=2 drivers/staging/greybus/
drivers/staging/greybus/audio_topology.c:185:24: warning: cast to restricted snd_ctl_elem_type_t
Suggested-by: Alex Elder <elder@linaro.org>
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Link: https://lore.kernel.org/r/20201002233057.74462-3-coiby.xu@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/greybus')
| -rw-r--r-- | drivers/staging/greybus/audio_topology.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/greybus/audio_topology.c b/drivers/staging/greybus/audio_topology.c index 2091031659de..662e3e8b4b63 100644 --- a/drivers/staging/greybus/audio_topology.c +++ b/drivers/staging/greybus/audio_topology.c @@ -182,7 +182,7 @@ static int gbcodec_mixer_ctl_info(struct snd_kcontrol *kcontrol, /* update uinfo */ uinfo->access = data->access; uinfo->count = data->vcount; - uinfo->type = (snd_ctl_elem_type_t)info->type; + uinfo->type = (__force snd_ctl_elem_type_t)info->type; switch (info->type) { case GB_AUDIO_CTL_ELEM_TYPE_BOOLEAN: |