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BUG/MINOR: h2: null-deref

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h2c can be null if pool_alloc() failed.
Bypass tasklet_free and pool_free if pool_alloc did fail.
This commit is contained in:
mildis 2018-10-02 16:44:18 +02:00 committed by Willy Tarreau
parent 27346b01aa
commit cd2d7de44e
1 changed files with 3 additions and 2 deletions
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5
src/mux_h2.c
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@ -356,7 +356,7 @@ static int h2c_frt_init(struct connection *conn)
h2c = pool_alloc(pool_head_h2c);
if (!h2c)
goto fail;
goto fail_no_h2c;
h2c->shut_timeout = h2c->timeout = sess->fe->timeout.client;
@ -420,12 +420,13 @@ static int h2c_frt_init(struct connection *conn)
conn_xprt_want_recv(conn);
tasklet_wakeup(h2c->wait_list.task);
return 0;
fail:
fail:
if (t)
task_free(t);
if (h2c->wait_list.task)
tasklet_free(h2c->wait_list.task);
pool_free(pool_head_h2c, h2c);
fail_no_h2c:
return -1;
}