--- alsa-lib-1.0.19/src/pcm/pcm_direct.c.bak	2009-01-19 13:17:18.000000000 +0200
+++ alsa-lib-1.0.19/src/pcm/pcm_direct.c	2009-05-04 23:44:51.964200693 +0300
@@ -90,7 +90,7 @@ int snd_pcm_direct_semaphore_create_or_c
 
 int snd_pcm_direct_shm_create_or_connect(snd_pcm_direct_t *dmix)
 {
-	struct shmid_ds buf;
+	struct shmid_ds buf = {0};
 	int tmpid, err;
 	
 retryget:
@@ -145,7 +145,7 @@ retryget:
  */
 static int _snd_pcm_direct_shm_discard(snd_pcm_direct_t *dmix)
 {
-	struct shmid_ds buf;
+	struct shmid_ds buf = {0};
 	int ret = 0;
 
 	if (dmix->shmid < 0)
@@ -342,7 +342,7 @@ static void server_job(snd_pcm_direct_t 
 			break;
 		}
 		if (ret == 0 || (pfds[0].revents & (POLLERR | POLLHUP))) {	/* timeout or error? */
-			struct shmid_ds buf;
+			struct shmid_ds buf = {0};
 			snd_pcm_direct_semaphore_down(dmix, DIRECT_IPC_SEM_CLIENT);
 			if (shmctl(dmix->shmid, IPC_STAT, &buf) < 0) {
 				_snd_pcm_direct_shm_discard(dmix);
--- alsa-lib-1.0.19/src/pcm/pcm_dmix.c.bak	2009-01-19 13:17:18.000000000 +0200
+++ alsa-lib-1.0.19/src/pcm/pcm_dmix.c	2009-05-04 23:45:44.345201101 +0300
@@ -66,7 +66,7 @@ static int shm_sum_discard(snd_pcm_direc
  */
 static int shm_sum_create_or_connect(snd_pcm_direct_t *dmix)
 {
-	struct shmid_ds buf;
+	struct shmid_ds buf = {0};
 	int tmpid, err;
 	size_t size;
 
@@ -108,7 +108,7 @@ retryshm:
 
 static int shm_sum_discard(snd_pcm_direct_t *dmix)
 {
-	struct shmid_ds buf;
+	struct shmid_ds buf = {0};
 	int ret = 0;
 
 	if (dmix->u.dmix.shmid_sum < 0)