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fix possible segfault
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@ -312,9 +312,12 @@ static void groupchat_onGroupNamelistChange(ToxWindow *self, Tox *m, int groupnu
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/* get current peername then sort namelist */
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uint8_t peername[TOX_MAX_NAME_LENGTH];
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uint16_t n_len = groupchats[groupnum].peer_name_lengths[peernum];
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memcpy(peername, &groupchats[groupnum].peer_names[peernum*TOX_MAX_NAME_LENGTH], sizeof(peername));
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peername[n_len] = '\0';
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if (change != TOX_CHAT_CHANGE_PEER_DEL) {
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uint16_t n_len = groupchats[groupnum].peer_name_lengths[peernum];
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memcpy(peername, &groupchats[groupnum].peer_names[peernum*TOX_MAX_NAME_LENGTH], sizeof(peername));
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peername[n_len] = '\0';
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}
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qsort(groupchats[groupnum].peer_names, groupchats[groupnum].num_peers, TOX_MAX_NAME_LENGTH, qsort_strcasecmp_hlpr);
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