1 files changed, 3 insertions, 2 deletions
diff --git a/Alc/midi/sf2load.c b/Alc/midi/sf2load.c
index 0d9bc5cb..2bc94133 100644
--- a/Alc/midi/sf2load.c
+++ b/Alc/midi/sf2load.c
@@ -50,9 +50,10 @@ static void skip(Reader *stream, ALuint amt)
         size_t got;
 
         got = READ(stream, buf, minu(sizeof(buf), amt));
-        if(got == 0) READERR(stream) = 1;
+        if(got == 0 || got > amt)
+            READERR(stream) = 1;
 
-        amt -= got;
+        amt -= (ALuint)got;
     }
 }