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fix possible segfault

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Jfreegman 2014-04-02 18:57:11 -04:00
parent 20f126e1d8
commit 246a514e88
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GPG Key ID: 3627F3144076AE63
1 changed files with 6 additions and 3 deletions
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src/groupchat.c
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@ -312,9 +312,12 @@ static void groupchat_onGroupNamelistChange(ToxWindow *self, Tox *m, int groupnu
/* get current peername then sort namelist */
uint8_t peername[TOX_MAX_NAME_LENGTH];
if (change != TOX_CHAT_CHANGE_PEER_DEL) {
uint16_t n_len = groupchats[groupnum].peer_name_lengths[peernum];
memcpy(peername, &groupchats[groupnum].peer_names[peernum*TOX_MAX_NAME_LENGTH], sizeof(peername));
peername[n_len] = '\0';
}
qsort(groupchats[groupnum].peer_names, groupchats[groupnum].num_peers, TOX_MAX_NAME_LENGTH, qsort_strcasecmp_hlpr);