diff mbox series

[v3,3/6] ALSA: hda/tegra: Remove unnecessary null-check from hda_tegra_runtime_resume()

Message ID 20210120003154.26749-4-digetx@gmail.com (mailing list archive)
State New, archived
Headers show
Series Clock and reset improvements for Tegra ALSA drivers | expand

Commit Message

Dmitry Osipenko Jan. 20, 2021, 12:31 a.m. UTC 
The "chip" can't be NULL in hda_tegra_runtime_resume() because code would
crash otherwise. Let's remove the unnecessary check in order to clean up
code a tad.

Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30 audio works
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30 boot-tested
Suggested-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 sound/pci/hda/hda_tegra.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Takashi Iwai Jan. 26, 2021, 6:34 a.m. UTC | #1 
On Wed, 20 Jan 2021 01:31:51 +0100,
Dmitry Osipenko wrote:
> 
> The "chip" can't be NULL in hda_tegra_runtime_resume() because code would
> crash otherwise. Let's remove the unnecessary check in order to clean up
> code a tad.
> 
> Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30 audio works
> Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30 boot-tested
> Suggested-by: Thierry Reding <treding@nvidia.com>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>

Applied, thanks.


Takashi
diff mbox series

Patch

diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index 04dcd4cdfd9e..6f2b743b9d75 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -178,7 +178,7 @@  static int __maybe_unused hda_tegra_runtime_resume(struct device *dev)
 	rc = clk_bulk_prepare_enable(hda->nclocks, hda->clocks);
 	if (rc != 0)
 		return rc;
-	if (chip && chip->running) {
+	if (chip->running) {
 		hda_tegra_init(hda);
 		azx_init_chip(chip, 1);
 		/* disable controller wake up event*/