X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=filter.c;h=9c025710656dfa1fb064ced4d364c8acfee219b9;hb=d261dbbfcc73;hp=2da2755b0e063d4d87320d6b18e50b7f6abcc6f0;hpb=7a6ec0c376cec9e41a12a876edea34fecaf5c2aa;p=libsigrok.git

diff --git a/filter.c b/filter.c
index 2da2755b..9c025710 100644
--- a/filter.c
+++ b/filter.c
@@ -1,7 +1,7 @@
 /*
  * This file is part of the sigrok project.
  *
- * Copyright (C) 2010 Bert Vermeulen <bert@biot.com>
+ * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -20,7 +20,7 @@
 #include <stdlib.h>
 #include <stdint.h>
 #include <string.h>
-#include <sigrok.h>
+#include "sigrok.h"
 #include "sigrok-internal.h"
 
 /**
@@ -73,9 +73,10 @@
  *         If something other than SR_OK is returned, the values of
  *         out_unitsize, data_out, and length_out are undefined.
  */
-int sr_filter_probes(int in_unitsize, int out_unitsize, const int *probelist,
-		     const unsigned char *data_in, uint64_t length_in,
-		     char **data_out, uint64_t *length_out)
+SR_API int sr_filter_probes(int in_unitsize, int out_unitsize,
+			    const int *probelist, const unsigned char *data_in,
+			    uint64_t length_in, char **data_out,
+			    uint64_t *length_out)
 {
 	unsigned int in_offset, out_offset;
 	int num_enabled_probes, out_bit, i;
@@ -101,11 +102,6 @@ int sr_filter_probes(int in_unitsize, int out_unitsize, const int *probelist,
 		return SR_ERR_ARG;
 	}
 
-	if (!length_out) {
-		sr_err("filter: %s: length_out was NULL", __func__);
-		return SR_ERR_ARG;
-	}
-
 	num_enabled_probes = 0;
 	for (i = 0; probelist[i]; i++)
 		num_enabled_probes++;