ALSA: oxfw: fix return value in error path of isochronous resources reservation

commit 59a126aa3113fc23f03fedcafe3705f1de5aff50 upstream.

Even if isochronous resources reservation fails, error code doesn't return
in pcm.hw_params callback.

Cc: <stable@vger.kernel.org> #5.3+
Fixes: 4f380d007052 ("ALSA: oxfw: configure packet format in pcm.hw_params callback")
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20191209151655.GA8090@workstation
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/sound/firewire/oxfw/oxfw-pcm.c b/sound/firewire/oxfw/oxfw-pcm.c
index 7c6d1c2..78d906a 100644 (file)
--- a/sound/firewire/oxfw/oxfw-pcm.c
+++ b/sound/firewire/oxfw/oxfw-pcm.c
@@ -255,7 +255,7 @@ static int pcm_playback_hw_params(struct snd_pcm_substream *substream,
                mutex_unlock(&oxfw->mutex);
        }
 
-       return 0;
+       return err;
 }
 
 static int pcm_capture_hw_free(struct snd_pcm_substream *substream)