From 480136343cbe89426d6c2ab74ffb4e3ee572c7ee Mon Sep 17 00:00:00 2001
From: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Date: Tue, 10 Dec 2019 00:05:41 +0900
Subject: [PATCH 4/6] ALSA: fireface: fix return value in error path of isochronous resources reservation
Git-commit: 480136343cbe89426d6c2ab74ffb4e3ee572c7ee
Patch-mainline: v5.5-rc2
References: bsc#1051510
Even if isochronous resources reservation fails, error code doesn't return
in pcm.hw_params callback.
Cc: <stable@vger.kernel.org> #5.3+
Fixes: 55162d2bb0e8 ("ALSA: fireface: reserve/release isochronous resources in pcm.hw_params/hw_free callbacks")
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>
---
sound/firewire/fireface/ff-pcm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/sound/firewire/fireface/ff-pcm.c
+++ b/sound/firewire/fireface/ff-pcm.c
@@ -246,7 +246,7 @@ static int pcm_playback_hw_params(struct
mutex_unlock(&ff->mutex);
}
- return 0;
+ return err;
}
static int pcm_capture_hw_free(struct snd_pcm_substream *substream)