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fix possible error

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merlokk 2019-02-20 14:48:52 +02:00
commit 915c73bcfc
1 changed files with 3 additions and 0 deletions
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3
client/emv/tlv.c
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@ -353,6 +353,9 @@ struct tlvdb *tlvdb_find_path(struct tlvdb *tlvdb, tlv_tag_t tag[]) {
void tlvdb_add(struct tlvdb *tlvdb, struct tlvdb *other) void tlvdb_add(struct tlvdb *tlvdb, struct tlvdb *other)
{ {
while (tlvdb->next) { while (tlvdb->next) {
if (tlvdb->next == other)
return;
tlvdb = tlvdb->next; tlvdb = tlvdb->next;
} }