media: dvb: Remove write permission of other users to debug-fs

There is no need for the dvb debugfs nodes to be world-writable.
Change them to be read-only for other users.

CRs-Fixed: 454805
Change-Id: I56340d5c0431206d81d44c835d558dbb48b24b63
Signed-off-by: Hamad Kadmany <hkadmany@codeaurora.org>
diff --git a/drivers/misc/tspp.c b/drivers/misc/tspp.c
index 9598d45..9ef86a7 100644
--- a/drivers/misc/tspp.c
+++ b/drivers/misc/tspp.c
@@ -2582,28 +2582,27 @@
 
 		debugfs_create_u32(
 			"stat_rx_chunks",
-			S_IRUGO|S_IWUGO,
+			S_IRUGO | S_IWUSR | S_IWGRP,
 			tsif_device->dent_tsif,
 			&tsif_device->stat_rx);
 
 		debugfs_create_u32(
 			"stat_overflow",
-			S_IRUGO|S_IWUGO,
+			S_IRUGO | S_IWUSR | S_IWGRP,
 			tsif_device->dent_tsif,
 			&tsif_device->stat_overflow);
 
 		debugfs_create_u32(
 			"stat_lost_sync",
-			S_IRUGO|S_IWUGO,
+			S_IRUGO | S_IWUSR | S_IWGRP,
 			tsif_device->dent_tsif,
 			&tsif_device->stat_lost_sync);
 
 		debugfs_create_u32(
 			"stat_timeout",
-			S_IRUGO|S_IWUGO,
+			S_IRUGO | S_IWUSR | S_IWGRP,
 			tsif_device->dent_tsif,
 			&tsif_device->stat_timeout);
-
 	}
 }