[MEDIUM] memory: update pool_free2() to support NULL pointers
In order to make pool usage more convenient, let pool_free2()
support NULL pointers by doing nothing, just like the standard
free(3) call does.
The various call places have been updated to remove the now
useless checks.
diff --git a/src/client.c b/src/client.c
index 502ee97..a4d5265 100644
--- a/src/client.c
+++ b/src/client.c
@@ -433,17 +433,13 @@
/* Error unrolling */
out_fail_rep:
- if (s->req)
- pool_free2(pool2_buffer, s->req);
+ pool_free2(pool2_buffer, s->req);
out_fail_req:
- if (txn->hdr_idx.v != NULL)
- pool_free2(p->hdr_idx_pool, txn->hdr_idx.v);
+ pool_free2(p->hdr_idx_pool, txn->hdr_idx.v);
out_fail_idx:
- if (txn->rsp.cap != NULL)
- pool_free2(p->rsp_cap_pool, txn->rsp.cap);
+ pool_free2(p->rsp_cap_pool, txn->rsp.cap);
out_fail_rspcap:
- if (txn->req.cap != NULL)
- pool_free2(p->req_cap_pool, txn->req.cap);
+ pool_free2(p->req_cap_pool, txn->req.cap);
out_fail_reqcap:
out_free_task:
pool_free2(pool2_task, t);