From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 20 Apr 2005 14:31:33 +0000 (+0000)
Subject: Show verbose errors for invalid sw_params
X-Git-Tag: v1.0.9rc3~2
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=56b3974439372c2e678bd2e22d84b322849d6f68;p=alsa-lib.git

Show verbose errors for invalid sw_params

Show verbose errors (when $LIBASOUND_DEBUG is set) for some invalid sw_params.
---

diff --git a/src/pcm/pcm.c b/src/pcm/pcm.c
index acc5e5e6..5d5b0771 100644
--- a/src/pcm/pcm.c
+++ b/src/pcm/pcm.c
@@ -826,8 +826,14 @@ int snd_pcm_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t *params)
 		SNDMSG("PCM not set up");
 		return -EIO;
 	}
-	if (! params->avail_min || ! params->xfer_align)
+	if (! params->avail_min) {
+		SNDMSG("params->avail_min is 0");
 		return -EINVAL;
+	}
+	if (! params->xfer_align) {
+		SNDMSG("params->xfer_align is 0");
+		return -EINVAL;
+	}
 	if (params->start_threshold <= pcm->buffer_size &&
 	    params->start_threshold > (pcm->buffer_size / params->avail_min) * params->avail_min) {
 		SNDMSG("params->avail_min problem for start_threshold");