From 571ffeafffbfdd0b8f2f9d3b991028797ec87e42 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Wed, 24 Sep 2008 16:22:23 -0500 Subject: [PATCH] 9p-trans_fd: clean up p9_conn_create() * Use kzalloc() to allocate p9_conn and remove 0/NULL initializations. * Clean up error return paths. Signed-off-by: Tejun Heo Signed-off-by: Eric Van Hensbergen --- net/9p/trans_fd.c | 20 ++++---------------- 1 file changed, 4 insertions(+), 16 deletions(-) diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c index ee0d151da31..6c88e898375 100644 --- a/net/9p/trans_fd.c +++ b/net/9p/trans_fd.c @@ -407,11 +407,11 @@ static void p9_mux_poll_stop(struct p9_conn *m) static struct p9_conn *p9_conn_create(struct p9_trans *trans) { int i, n; - struct p9_conn *m, *mtmp; + struct p9_conn *m; P9_DPRINTK(P9_DEBUG_MUX, "transport %p msize %d\n", trans, trans->msize); - m = kmalloc(sizeof(struct p9_conn), GFP_KERNEL); + m = kzalloc(sizeof(struct p9_conn), GFP_KERNEL); if (!m) return ERR_PTR(-ENOMEM); @@ -422,24 +422,14 @@ static struct p9_conn *p9_conn_create(struct p9_trans *trans) m->trans = trans; m->tagpool = p9_idpool_create(); if (IS_ERR(m->tagpool)) { - mtmp = ERR_PTR(-ENOMEM); kfree(m); - return mtmp; + return ERR_PTR(-ENOMEM); } - m->err = 0; INIT_LIST_HEAD(&m->req_list); INIT_LIST_HEAD(&m->unsent_req_list); - m->rcall = NULL; - m->rpos = 0; - m->rbuf = NULL; - m->wpos = m->wsize = 0; - m->wbuf = NULL; INIT_WORK(&m->rq, p9_read_work); INIT_WORK(&m->wq, p9_write_work); - m->wsched = 0; - memset(&m->poll_waddr, 0, sizeof(m->poll_waddr)); - m->poll_task = NULL; n = p9_mux_poll_start(m); if (n) { kfree(m); @@ -460,10 +450,8 @@ static struct p9_conn *p9_conn_create(struct p9_trans *trans) for (i = 0; i < ARRAY_SIZE(m->poll_waddr); i++) { if (IS_ERR(m->poll_waddr[i])) { p9_mux_poll_stop(m); - mtmp = (void *)m->poll_waddr; /* the error code */ kfree(m); - m = mtmp; - break; + return (void *)m->poll_waddr; /* the error code */ } } -- 2.41.0