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interpret_nth_last_branch(): plug small memleak 

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano 2009-01-19 21:58:31 -08:00
parent c829774c30
commit 39765e5941
1 changed files with 7 additions and 3 deletions
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10
sha1_name.c
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@ -754,7 +754,7 @@ static int grab_nth_branch_switch(unsigned char *osha1, unsigned char *nsha1,
int interpret_nth_last_branch(const char *name, struct strbuf *buf)
{
long nth;
int i;
int i, retval;
struct grab_nth_branch_switch_cbdata cb;
const char *brace;
char *num_end;
@ -774,17 +774,21 @@ int interpret_nth_last_branch(const char *name, struct strbuf *buf)
for (i = 0; i < nth; i++)
strbuf_init(&cb.buf[i], 20);
cb.cnt = 0;
retval = 0;
for_each_reflog_ent("HEAD", grab_nth_branch_switch, &cb);
if (cb.cnt < nth)
return 0;
goto release_return;
i = cb.cnt % nth;
strbuf_reset(buf);
strbuf_add(buf, cb.buf[i].buf, cb.buf[i].len);
retval = brace-name+1;
release_return:
for (i = 0; i < nth; i++)
strbuf_release(&cb.buf[i]);
free(cb.buf);
return brace-name+1;
return retval;
}
/*