Fix some compile problems from the 'cppcheck' patch.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@354498 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_dahdi.c

@@ -18898,11 +18898,17 @@ static int dahdi_sendtext(struct ast_channel *c, const char *text)
 	struct pollfd fds[1];
 	int size,res,fd,len,x;
 	int bytes=0;
-	/* Initial carrier (imaginary) */
+	int idx;
+
+	/*
+	 * Initial carrier (imaginary)
+	 *
+	 * Note: The following float variables are used by the
+	 * PUT_CLID_MARKMS and PUT_CLID() macros.
+	 */
 	float cr = 1.0;
 	float ci = 0.0;
 	float scont = 0.0;
-	int idx;
 
 	if (!text[0]) {
 		return(0); /* if nothing to send, don't */

channels/chan_misdn.c

@@ -7504,7 +7504,7 @@ static int misdn_write(struct ast_channel *ast, struct ast_frame *frame)
 
 	} else {
 		/* transmit without jitterbuffer */
-		i = misdn_lib_tx2misdn_frm(ch->bc, frame->data.ptr, frame->samples);
+		misdn_lib_tx2misdn_frm(ch->bc, frame->data.ptr, frame->samples);
 	}
 
 	return 0;