Re: [PATCH] ALSA: hdspm: remove unused variable

From: Takashi Iwai
Date: Wed Oct 29 2014 - 11:18:58 EST


At Wed, 29 Oct 2014 20:09:45 +0530,
Sudip Mukherjee wrote:
>
> removed the unused variables. These variables were only being
> assigned some value, but the values were never being used.
>
> it has been build tested after removing the variables.
>
> Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>

Applied, thanks.


Takashi

> ---
> sound/pci/rme9652/hdspm.c | 23 +++--------------------
> 1 file changed, 3 insertions(+), 20 deletions(-)
>
> diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
> index 7f7277b..e09348c1 100644
> --- a/sound/pci/rme9652/hdspm.c
> +++ b/sound/pci/rme9652/hdspm.c
> @@ -1257,14 +1257,13 @@ static int hdspm_rate_multiplier(struct hdspm *hdspm, int rate)
> /* check for external sample rate, returns the sample rate in Hz*/
> static int hdspm_external_sample_rate(struct hdspm *hdspm)
> {
> - unsigned int status, status2, timecode;
> + unsigned int status, status2;
> int syncref, rate = 0, rate_bits;
>
> switch (hdspm->io_type) {
> case AES32:
> status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
> status = hdspm_read(hdspm, HDSPM_statusRegister);
> - timecode = hdspm_read(hdspm, HDSPM_timecodeRegister);
>
> syncref = hdspm_autosync_ref(hdspm);
> switch (syncref) {
> @@ -4862,18 +4861,15 @@ snd_hdspm_proc_read_madi(struct snd_info_entry *entry,
> struct snd_info_buffer *buffer)
> {
> struct hdspm *hdspm = entry->private_data;
> - unsigned int status, status2, control, freq;
> + unsigned int status, status2;
>
> char *pref_sync_ref;
> char *autosync_ref;
> char *system_clock_mode;
> - char *insel;
> int x, x2;
>
> status = hdspm_read(hdspm, HDSPM_statusRegister);
> status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
> - control = hdspm->control_register;
> - freq = hdspm_read(hdspm, HDSPM_timecodeRegister);
>
> snd_iprintf(buffer, "%s (Card #%d) Rev.%x Status2first3bits: %x\n",
> hdspm->card_name, hdspm->card->number + 1,
> @@ -4936,17 +4932,6 @@ snd_hdspm_proc_read_madi(struct snd_info_entry *entry,
> snd_iprintf(buffer, "Line out: %s\n",
> (hdspm->control_register & HDSPM_LineOut) ? "on " : "off");
>
> - switch (hdspm->control_register & HDSPM_InputMask) {
> - case HDSPM_InputOptical:
> - insel = "Optical";
> - break;
> - case HDSPM_InputCoaxial:
> - insel = "Coaxial";
> - break;
> - default:
> - insel = "Unknown";
> - }
> -
> snd_iprintf(buffer,
> "ClearTrackMarker = %s, Transmit in %s Channel Mode, "
> "Auto Input %s\n",
> @@ -5191,15 +5176,13 @@ snd_hdspm_proc_read_raydat(struct snd_info_entry *entry,
> struct snd_info_buffer *buffer)
> {
> struct hdspm *hdspm = entry->private_data;
> - unsigned int status1, status2, status3, control, i;
> + unsigned int status1, status2, status3, i;
> unsigned int lock, sync;
>
> status1 = hdspm_read(hdspm, HDSPM_RD_STATUS_1); /* s1 */
> status2 = hdspm_read(hdspm, HDSPM_RD_STATUS_2); /* freq */
> status3 = hdspm_read(hdspm, HDSPM_RD_STATUS_3); /* s2 */
>
> - control = hdspm->control_register;
> -
> snd_iprintf(buffer, "STATUS1: 0x%08x\n", status1);
> snd_iprintf(buffer, "STATUS2: 0x%08x\n", status2);
> snd_iprintf(buffer, "STATUS3: 0x%08x\n", status3);
> --
> 1.8.1.2
>
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