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fix potential crash in cleanup code

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This commit is contained in:
Duncan Laurie 2005-06-16 16:58:11 +00:00
parent ffd03bc964
commit fe38fb4e7b
1 changed files with 10 additions and 4 deletions
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14
ipmitool/src/plugins/lan/lan.c
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@ -134,7 +134,7 @@ ipmi_req_lookup_entry(uint8_t seq, uint8_t cmd)
{ {
struct ipmi_rq_entry * e = ipmi_req_entries; struct ipmi_rq_entry * e = ipmi_req_entries;
while (e && (e->rq_seq != seq || e->req.msg.cmd != cmd)) { while (e && (e->rq_seq != seq || e->req.msg.cmd != cmd)) {
if (e == e->next) if (e->next == NULL || e == e->next)
return NULL; return NULL;
e = e->next; e = e->next;
} }
@ -183,10 +183,16 @@ ipmi_req_clear_entries(void)
while (e) { while (e) {
lprintf(LOG_DEBUG+3, "cleared list entry seq=0x%02x cmd=0x%02x", lprintf(LOG_DEBUG+3, "cleared list entry seq=0x%02x cmd=0x%02x",
e->rq_seq, e->req.msg.cmd); e->rq_seq, e->req.msg.cmd);
p = e->next; if (e->next != NULL) {
free(e); p = e->next;
e = p; free(e);
e = p;
} else {
free(e);
break;
}
} }
ipmi_req_entries = NULL;
} }
static int static int