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Don't access free'd memory.

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git-svn-id: http://svn.irssi.org/repos/irssi/trunk@3087 dbcabf3a-b0e7-0310-adc4-f8d773084564
This commit is contained in:
Timo Sirainen 2002-12-30 23:10:57 +00:00 committed by cras
parent 0d7f682cbe
commit f3d43d9137
1 changed files with 6 additions and 5 deletions
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11
src/fe-text/textbuffer.c
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@ -113,15 +113,16 @@ static void text_chunk_line_free(TEXT_BUFFER_REC *buffer, LINE_REC *line)
{
TEXT_CHUNK_REC *chunk;
const unsigned char *text;
unsigned char *tmp = NULL;
unsigned char cmd, *tmp = NULL;
for (text = line->text;; text++) {
if (*text != '\0')
continue;
text++;
if (*text == LINE_CMD_CONTINUE || *text == LINE_CMD_EOL) {
if (*text == LINE_CMD_CONTINUE)
cmd = *text;
if (cmd == LINE_CMD_CONTINUE || cmd == LINE_CMD_EOL) {
if (cmd == LINE_CMD_CONTINUE)
memcpy(&tmp, text+1, sizeof(char *));
/* free the previous block */
@ -133,11 +134,11 @@ static void text_chunk_line_free(TEXT_BUFFER_REC *buffer, LINE_REC *line)
text_chunk_destroy(buffer, chunk);
}
if (*text == LINE_CMD_EOL)
if (cmd == LINE_CMD_EOL)
break;
text = tmp-1;
} else if (*text == LINE_CMD_INDENT_FUNC) {
} else if (cmd == LINE_CMD_INDENT_FUNC) {
text += sizeof(int (*) ());
}
}