Fix #39.

Author: dkocher

src/main/java/ch/ethz/ssh2/SCPInputStream.java

@@ -78,15 +78,15 @@ public int read() throws IOException
 			return -1;
 		}
 
-		int read = super.read();
-		if (read < 0)
+		int b = super.read();
+		if (b < 0)
 		{
 			throw new IOException("Remote scp terminated connection unexpectedly");
 		}
 
-		remaining -= read;
+		remaining -= 1;
 
-		return read;
+		return b;
 	}
 
 	@Override

src/main/java/ch/ethz/ssh2/SFTPInputStream.java

@@ -59,11 +59,11 @@ public int read(byte[] buffer, int offset, int len) throws IOException
     @Override
     public int read() throws IOException {
         byte[] buffer = new byte[1];
-        int read = handle.getClient().read(handle, readOffset, buffer, 0, 1);
-        if(read > 0) {
-            readOffset += read;
+        int b = handle.getClient().read(handle, readOffset, buffer, 0, 1);
+        if(b > 0) {
+            readOffset += 1;
         }
-        return read;
+        return b;
     }
 
     /**