From 7993b719a7153234341f194f25bf789ad71bafe8 Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Mon, 26 Oct 2015 15:45:19 +0000
Subject: [PATCH] Preventing very improbable signed 32 bit overflow with MMC
 speed range. Coverity CID 21823.

---
 cdrskin/cdrskin_timestamp.h | 2 +-
 libburn/mmc.c               | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/cdrskin/cdrskin_timestamp.h b/cdrskin/cdrskin_timestamp.h
index 956ded4..63b8629 100644
--- a/cdrskin/cdrskin_timestamp.h
+++ b/cdrskin/cdrskin_timestamp.h
@@ -1 +1 @@
-#define Cdrskin_timestamP "2015.10.26.153745"
+#define Cdrskin_timestamP "2015.10.26.154728"
diff --git a/libburn/mmc.c b/libburn/mmc.c
index e4ce941..c034b5f 100644
--- a/libburn/mmc.c
+++ b/libburn/mmc.c
@@ -4365,7 +4365,8 @@ static int interpret_performance(struct burn_drive *d, struct command *c,
 			for (b = 0; b < 4 ; b++) {
 				start_speed += pd[8 + i*16 +  4 + b]
 				               << (24 - 8 * b);
-				end_lba     += pd[8 + i*16 +  8 + b]
+				end_lba     += ((unsigned long int)
+				                pd[8 + i*16 +  8 + b])
 				               << (24 - 8 * b);
 				read_speed  += pd[8 + i*16 + 12 + b]
 				               << (24 - 8 * b);