diff --git a/jtag/ChangeLog b/jtag/ChangeLog
index 42ae408b..66d0303b 100644
--- a/jtag/ChangeLog
+++ b/jtag/ChangeLog
@@ -1,3 +1,10 @@
+2004-08-15  Marcel Telka  <marcel@telka.sk>
+
+	* include/jtag.h (detect_parts): Changed return type.
+	* src/detect.c (detect_parts): Changed return value to return number of detected parts.
+	* src/cmd/detect.c (cmd_detect_run): Added reset of the chain->parts to NULL before
+		detect_parts() call. Ignored detect_parts() return value.
+
 2004-08-13  Marcel Telka  <marcel@telka.sk>
 
 	* src/jtag.c: Added missing locale.h include (patch 986414, Martin Buck).
diff --git a/jtag/include/jtag.h b/jtag/include/jtag.h
index a5c38996..6ea57404 100644
--- a/jtag/include/jtag.h
+++ b/jtag/include/jtag.h
@@ -40,7 +40,7 @@ extern int big_endian;
 
 int jtag_parse_file( const char *filename );
 
-parts_t *detect_parts( chain_t *chain, char *db_path );
+int detect_parts( chain_t *chain, char *db_path );
 int detect_register_size( chain_t *chain );
 void discovery( chain_t *chain );
 
diff --git a/jtag/src/cmd/detect.c b/jtag/src/cmd/detect.c
index 879c0067..f949e154 100644
--- a/jtag/src/cmd/detect.c
+++ b/jtag/src/cmd/detect.c
@@ -44,7 +44,8 @@ cmd_detect_run( char *params[] )
 
 	buses_free();
 	parts_free( chain->parts );
-	chain->parts = detect_parts( chain, JTAG_DATA_DIR );
+	chain->parts = NULL;
+	detect_parts( chain, JTAG_DATA_DIR );
 	if (!chain->parts)
 		return 1;
 	if (!chain->parts->len) {
diff --git a/jtag/src/detect.c b/jtag/src/detect.c
index c4f19e57..7e69eeb5 100644
--- a/jtag/src/detect.c
+++ b/jtag/src/detect.c
@@ -160,7 +160,7 @@ find_record( char *filename, tap_register *key, struct id_record *idr )
 	return r;
 }
 
-parts_t *
+int
 detect_parts( chain_t *chain, char *db_path )
 {
 	int irlen;
@@ -184,7 +184,7 @@ detect_parts( chain_t *chain, char *db_path )
 	tap_capture_ir( chain );
 	irlen = detect_register_size( chain );
 	if (irlen < 1)
-		return NULL;
+		return 0;
 
 	printf( _("IR length: %d\n"), irlen );
 
@@ -192,7 +192,7 @@ detect_parts( chain_t *chain, char *db_path )
 	ir = register_fill( register_alloc( irlen ), 1 );
 	if (ir == NULL) {
 		printf( _("out of memory\n") );
-		return NULL;
+		return 0;
 	}
 
 	tap_shift_register( chain, ir, NULL, 1 );
@@ -203,7 +203,7 @@ detect_parts( chain_t *chain, char *db_path )
 	chlen = detect_register_size( chain );
 	if (chlen < 1) {
 		printf( _("Unable to detect JTAG chain length\n") );
-		return NULL;
+		return 0;
 	}
 	printf( _("Chain length: %d\n"), chlen );
 
@@ -221,7 +221,7 @@ detect_parts( chain_t *chain, char *db_path )
 		register_free( br );
 		register_free( id );
 		parts_free( ps );
-		return NULL;
+		return 0;
 	}
 	chain->parts = ps;
 	chain->active_part = 0;
@@ -361,5 +361,5 @@ detect_parts( chain_t *chain, char *db_path )
 	register_free( br );
 	register_free( id );
 
-	return ps;
+	return ps->len;
 }