Coverity: CID 400005: Division or modulo by zero

[sxemacs] / src / media / sound-oss.c

diff --git a/src/media/sound-oss.c b/src/media/sound-oss.c
index 2a16094..d1e6488 100644 (file)
--- a/src/media/sound-oss.c
+++ b/src/media/sound-oss.c
@@ -465,6 +465,14 @@ sound_oss_play(audio_job_t aj)
                SXE_MUTEX_UNLOCK(&sod->mtx);
                return 0;
        }
+       if(sosd->channels!=0) {
+               message(GETTEXT("audio-oss: "
+                               "No channels."));
+               sound_oss_close_device(sod);
+               SXE_MUTEX_UNLOCK(&sod->mtx);
+               return 0;
+       }
+
 
        /* the volume effect */
        ADD_MEDIA_SAMPLE_EFFECT(
@@ -482,6 +490,7 @@ sound_oss_play(audio_job_t aj)
        OSS_DEBUG_COE("have %d coerce functions in my chain.\n",
                      sosd->coe_ch_cnt);
 
+
        XAUDIO_DEVICE_STATE(device) = ASTATE_ALIVE;
        SXE_MUTEX_UNLOCK(&sod->mtx);