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Sync OpenBSD patchset 208:

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Don't leak when rollling buffers off when the paste buffer limit is reached.
This commit is contained in:
Tiago Cunha 2009-07-31 20:33:49 +00:00
parent 5f0e688b50
commit cccd072ed1
1 changed files with 6 additions and 2 deletions

8
paste.c
View File

@ -1,4 +1,4 @@
/* $Id: paste.c,v 1.7 2009-07-02 16:23:54 nicm Exp $ */ /* $Id: paste.c,v 1.8 2009-07-31 20:33:49 tcunha Exp $ */
/* /*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -104,8 +104,12 @@ paste_add(struct paste_stack *ps, char *data, u_int limit)
if (*data == '\0') if (*data == '\0')
return; return;
while (ARRAY_LENGTH(ps) >= limit) while (ARRAY_LENGTH(ps) >= limit) {
pb = ARRAY_LAST(ps);
xfree(pb->data);
xfree(pb);
ARRAY_TRUNC(ps, 1); ARRAY_TRUNC(ps, 1);
}
pb = xmalloc(sizeof *pb); pb = xmalloc(sizeof *pb);
ARRAY_INSERT(ps, 0, pb); ARRAY_INSERT(ps, 0, pb);