diff --git a/lib/asn1/check-ber.c b/lib/asn1/check-ber.c
index 7b4a49252..57450f422 100644
--- a/lib/asn1/check-ber.c
+++ b/lib/asn1/check-ber.c
@@ -265,6 +265,7 @@ test_ber(void)
     if (ret)
 	return 1;
 
+    free_ContentInfo(&ci);
     return 0;
 }
 
diff --git a/lib/asn1/check-der.c b/lib/asn1/check-der.c
index 007197eb1..e85edb01c 100644
--- a/lib/asn1/check-der.c
+++ b/lib/asn1/check-der.c
@@ -1126,25 +1126,25 @@ check_random(void)
 	memset(input, 0, r->inputsize);
 
 	ret = r->decoder(input, r->inputsize, type, &size);
-	if (ret)
+	if (!ret)
 	    r->release(type);
 	
 	/* try all one first */
 	memset(input, 0xff, r->inputsize);
 	ret = r->decoder(input, r->inputsize, type, &size);
-	if (ret)
+	if (!ret)
 	    r->release(type);
 
 	/* try 0x41 too */
 	memset(input, 0x41, r->inputsize);
 	ret = r->decoder(input, r->inputsize, type, &size);
-	if (ret)
+	if (!ret)
 	    r->release(type);
 
 	/* random */
 	asn1rand(input, r->inputsize);
 	ret = r->decoder(input, r->inputsize, type, &size);
-	if (ret)
+	if (!ret)
 	    r->release(type);
 
 	/* let make buffer smaller */
@@ -1154,7 +1154,7 @@ check_random(void)
 	    asn1rand(input, insize);
 
 	    ret = r->decoder(input, insize, type, &size);
-	    if (ret == 0)
+	    if (!ret)
 		r->release(type);
 	} while(insize > 0);