diff --git a/plugins/adplug/adplug/hsc.cpp b/plugins/adplug/adplug/hsc.cpp
index 25b406c007..af6520cb41 100644
--- a/plugins/adplug/adplug/hsc.cpp
+++ b/plugins/adplug/adplug/hsc.cpp
@@ -51,23 +51,24 @@ bool ChscPlayer::load(const std::string &filename, const CFileProvider &fp)
   int total_patterns_in_hsc = (fp.filesize(f) - 1587) / 1152;
 
   // load section
-  for(i=0;i<128*12;i++)		// load instruments
-    *((unsigned char *)instr + i) = f->readInt(1);
+  f->readBuf ((char *)instr, 128*12);
   for (i=0;i<128;i++) {			// correct instruments
     instr[i][2] ^= (instr[i][2] & 0x40) << 1;
     instr[i][3] ^= (instr[i][3] & 0x40) << 1;
     instr[i][11] >>= 4;			// slide
   }
+
+  f->readBuf ((char *)song, 51); // load tracklist
+
   for(i=0;i<51;i++) {	// load tracklist
-    song[i] = f->readInt(1);
     // if out of range, song ends here
     if (
       ((song[i] & 0x7F) > 0x31)
       || ((song[i] & 0x7F) >= total_patterns_in_hsc)
     ) song[i] = 0xFF;
   }
-  for(i=0;i<50*64*9;i++)			// load patterns
-    *((char *)patterns + i) = f->readInt(1);
+
+  f->readBuf ((char *)patterns, 50*64*9); // load patterns
 
   fp.close(f);
   rewind(0);					// rewind module
diff --git a/plugins/adplug/adplug/ksm.cpp b/plugins/adplug/adplug/ksm.cpp
index 67259c7e1c..2438c9c7f2 100644
--- a/plugins/adplug/adplug/ksm.cpp
+++ b/plugins/adplug/adplug/ksm.cpp
@@ -98,7 +98,7 @@ bool CksmPlayer::load(const std::string &filename, const CFileProvider &fp)
 
 bool CksmPlayer::update()
 {
-  int quanter,chan,drumnum,freq,track,volevel,volval;
+    int quanter,chan = 0,drumnum = 0,freq,track,volevel,volval;
   unsigned int i,j,bufnum;
   unsigned long temp,templong;
 
diff --git a/plugins/adplug/adplug/lds.cpp b/plugins/adplug/adplug/lds.cpp
index b02124787e..2c764b4d5b 100644
--- a/plugins/adplug/adplug/lds.cpp
+++ b/plugins/adplug/adplug/lds.cpp
@@ -557,6 +557,11 @@ void CldsPlayer::rewind(int subsong)
 void CldsPlayer::playsound(int inst_number, int channel_number, int tunehigh)
 {
   Channel		*c = &channel[channel_number];		// current channel
+
+    if (inst_number >= numpatch) {
+        inst_number = numpatch-1;
+    }
+
   SoundBank		*i = &soundbank[inst_number];		// current instrument
   unsigned int		regnum = op_table[channel_number];	// channel's OPL2 register
   unsigned char		volcalc, octave;
diff --git a/plugins/adplug/adplug/raw.cpp b/plugins/adplug/adplug/raw.cpp
index f41f552ef8..fbdc529775 100644
--- a/plugins/adplug/adplug/raw.cpp
+++ b/plugins/adplug/adplug/raw.cpp
@@ -137,6 +137,8 @@ bool CrawPlayer::update()
     setspeed = false;
     if (this->pos >= this->length) return false;
 
+    if (this->pos >= this->length) return false;
+
     switch(this->data[this->pos].command) {
     case 0:
       this->del = this->data[this->pos].param - 1;
diff --git a/plugins/adplug/adplug/woodyopl.cpp b/plugins/adplug/adplug/woodyopl.cpp
index 96fce4149c..04dcd0d543 100644
--- a/plugins/adplug/adplug/woodyopl.cpp
+++ b/plugins/adplug/adplug/woodyopl.cpp
@@ -945,7 +945,7 @@ static void OPL_INLINE clipit8(Bit32s ival, Bit8s* outval) {
 			*outval = 0;
 		}
 	} else {
-		*outval = 255;
+		*outval = -1;
 	}
 }