--- a/jdk/src/java.desktop/unix/native/libjsound/PLATFORM_API_BsdOS_ALSA_PCM.c	Tue Jun 28 09:43:21 2016 -0700
+++ b/jdk/src/java.desktop/unix/native/libjsound/PLATFORM_API_BsdOS_ALSA_PCM.c	Tue Jun 28 19:48:05 2016 +0300
@@ -434,7 +434,10 @@
         snd_output_stdio_attach(&ALSA_OUTPUT, stdout, 0);
     }
 #endif
-
+    if (channels <= 0) {
+        ERROR1("ERROR: Invalid number of channels=%d!\n", channels);
+        return NULL;
+    }
     info = (AlsaPcmInfo*) malloc(sizeof(AlsaPcmInfo));
     if (!info) {
         ERROR0("Out of memory\n");