No world-writable files in debugfs

Change-Id: I60c9107b9f6aef53efbe6fa67f1465b2f1a7c2bb
Signed-off-by: Glenn Kasten <gkasten@google.com>
diff --git a/sound/soc/msm/qdsp6/q6afe.c b/sound/soc/msm/qdsp6/q6afe.c
index a4f4b60..c6b54fa 100644
--- a/sound/soc/msm/qdsp6/q6afe.c
+++ b/sound/soc/msm/qdsp6/q6afe.c
@@ -1746,11 +1746,11 @@
 	this_afe.apr = NULL;
 #ifdef CONFIG_DEBUG_FS
 	debugfs_afelb = debugfs_create_file("afe_loopback",
-	S_IFREG | S_IWUGO, NULL, (void *) "afe_loopback",
+	0220, NULL, (void *) "afe_loopback",
 	&afe_debug_fops);
 
 	debugfs_afelb_gain = debugfs_create_file("afe_loopback_gain",
-	S_IFREG | S_IWUGO, NULL, (void *) "afe_loopback_gain",
+	0220, NULL, (void *) "afe_loopback_gain",
 	&afe_debug_fops);
 
 
diff --git a/sound/soc/msm/qdsp6/q6asm.c b/sound/soc/msm/qdsp6/q6asm.c
index f07da1a..ec4b8d5 100644
--- a/sound/soc/msm/qdsp6/q6asm.c
+++ b/sound/soc/msm/qdsp6/q6asm.c
@@ -3767,13 +3767,13 @@
 #ifdef CONFIG_DEBUG_FS
 	out_buffer = kmalloc(OUT_BUFFER_SIZE, GFP_KERNEL);
 	out_dentry = debugfs_create_file("audio_out_latency_measurement_node",\
-				S_IFREG | S_IRUGO | S_IWUGO,\
+				0664,\
 				NULL, NULL, &audio_output_latency_debug_fops);
 	if (IS_ERR(out_dentry))
 		pr_err("debugfs_create_file failed\n");
 	in_buffer = kmalloc(IN_BUFFER_SIZE, GFP_KERNEL);
 	in_dentry = debugfs_create_file("audio_in_latency_measurement_node",\
-				S_IFREG | S_IRUGO | S_IWUGO,\
+				0664,\
 				NULL, NULL, &audio_input_latency_debug_fops);
 	if (IS_ERR(in_dentry))
 		pr_err("debugfs_create_file failed\n");