X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=check_wav.c;h=acdbece13194185842fb79e5307b9b36ebd9d41f;hp=ab1c61887cc1ac3536dd8c364fdd0a9a1bd5cf7b;hb=0eb69b6d45c54deda1724b2db2202cf4057b0309;hpb=cad2842e228ab3e42702a05af759ad292b89bed9;ds=sidebyside

diff --git a/check_wav.c b/check_wav.c
index ab1c6188..acdbece1 100644
--- a/check_wav.c
+++ b/check_wav.c
@@ -104,6 +104,8 @@ int check_wav_post_select(struct check_wav_context *cwc)
 	uint16_t bps; /* bits per sample */
 	const char *sample_formats[] = {SAMPLE_FORMATS};
 
+	if (!btrn)
+		return 0;
 	ret = btr_node_status(btrn, cwc->min_iqs, BTR_NT_INTERNAL);
 	if (ret <= 0)
 		goto out;
@@ -159,7 +161,8 @@ out:
 }
 
 struct check_wav_context *check_wav_init(struct btr_node *parent,
-		struct wav_params *params, struct btr_node **cw_btrn)
+		struct btr_node *child, struct wav_params *params,
+		struct btr_node **cw_btrn)
 {
 	struct check_wav_context *cwc = para_calloc(sizeof(*cwc));
 
@@ -167,7 +170,7 @@ struct check_wav_context *check_wav_init(struct btr_node *parent,
 	cwc->min_iqs = WAV_HEADER_LEN;
 	cwc->params = *params;
 	cwc->btrn = btr_new_node(&(struct btr_node_description)
-		EMBRACE(.name = "check_wav", .parent = parent,
+		EMBRACE(.name = "check_wav", .parent = parent, .child = child,
 		.handler = check_wav_exec, .context = cwc));
 	if (cw_btrn)
 		*cw_btrn = cwc->btrn;