Index: rtp.c
===================================================================
RCS file: /usr/cvsroot/asterisk/rtp.c,v
retrieving revision 1.80
diff -u -r1.80 rtp.c
--- rtp.c	17 Jul 2004 21:08:12 -0000	1.80
+++ rtp.c	19 Jul 2004 19:03:24 -0000
@@ -1165,10 +1165,9 @@
 			ast_log(LOG_WARNING, "Unable to create smoother :(\n");
 			return -1;
 		}
-		ast_smoother_feed(rtp->smoother, _f);
-		
-		while((f = ast_smoother_read(rtp->smoother)))
-			ast_rtp_raw_write(rtp, f, codec);
+		if (!ast_smoother_feed(rtp->smoother, _f))
+			while((f = ast_smoother_read(rtp->smoother)))
+				ast_rtp_raw_write(rtp, f, codec);
 		break;
 	case AST_FORMAT_ADPCM:
 	case AST_FORMAT_G726:
@@ -1179,10 +1178,9 @@
 			ast_log(LOG_WARNING, "Unable to create smoother :(\n");
 			return -1;
 		}
-		ast_smoother_feed(rtp->smoother, _f);
-		
-		while((f = ast_smoother_read(rtp->smoother)))
-			ast_rtp_raw_write(rtp, f, codec);
+		if (!ast_smoother_feed(rtp->smoother, _f))
+			while((f = ast_smoother_read(rtp->smoother)))
+				ast_rtp_raw_write(rtp, f, codec);
 		break;
 	case AST_FORMAT_G729A:
 		if (!rtp->smoother) {
@@ -1194,10 +1192,9 @@
 			ast_log(LOG_WARNING, "Unable to create g729 smoother :(\n");
 			return -1;
 		}
-		ast_smoother_feed(rtp->smoother, _f);
-		
-		while((f = ast_smoother_read(rtp->smoother)))
-			ast_rtp_raw_write(rtp, f, codec);
+		if (!ast_smoother_feed(rtp->smoother, _f))
+			while((f = ast_smoother_read(rtp->smoother)))
+				ast_rtp_raw_write(rtp, f, codec);
 		break;
 	case AST_FORMAT_GSM:
 		if (!rtp->smoother) {
@@ -1207,9 +1204,9 @@
 			ast_log(LOG_WARNING, "Unable to create GSM smoother :(\n");
 			return -1;
 		}
-		ast_smoother_feed(rtp->smoother, _f);
-		while((f = ast_smoother_read(rtp->smoother)))
-			ast_rtp_raw_write(rtp, f, codec);
+		if (!ast_smoother_feed(rtp->smoother, _f))
+			while((f = ast_smoother_read(rtp->smoother)))
+				ast_rtp_raw_write(rtp, f, codec);
 		break;
 	case AST_FORMAT_ILBC:
 		if (!rtp->smoother) {
@@ -1219,9 +1216,9 @@
 			ast_log(LOG_WARNING, "Unable to create ILBC smoother :(\n");
 			return -1;
 		}
-		ast_smoother_feed(rtp->smoother, _f);
-		while((f = ast_smoother_read(rtp->smoother)))
-			ast_rtp_raw_write(rtp, f, codec);
+		if (!ast_smoother_feed(rtp->smoother, _f))
+			while((f = ast_smoother_read(rtp->smoother)))
+				ast_rtp_raw_write(rtp, f, codec);
 		break;
 	default:	
 		ast_log(LOG_WARNING, "Not sure about sending format %s packets\n", ast_getformatname(subclass));