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ceph: fix message memory leak, uninitialized variable

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We need to properly initialize skip, as not all alloc_msg op instances
set it.

Also, BUG if someone says skip but also allocates a message.

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2010-06-13 10:30:19 -07:00
parent 4a32f93d29
commit ae32be3134
1 changed files with 2 additions and 0 deletions
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2
fs/ceph/messenger.c
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@ -1396,10 +1396,12 @@ static int read_partial_message(struct ceph_connection *con)
if (!con->in_msg) {
dout("got hdr type %d front %d data %d\n", con->in_hdr.type,
con->in_hdr.front_len, con->in_hdr.data_len);
skip = 0;
con->in_msg = ceph_alloc_msg(con, &con->in_hdr, &skip);
if (skip) {
/* skip this message */
dout("alloc_msg said skip message\n");
BUG_ON(con->in_msg);
con->in_base_pos = -front_len - middle_len - data_len -
sizeof(m->footer);
con->in_tag = CEPH_MSGR_TAG_READY;