From: SF Markus Elfring <elfring@users.sourceforge.net> To: v9fs-developer@lists.sourceforge.net, netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>, Eric Van Hensbergen <ericvh@gmail.com>, Latchesar Ionkov <lucho@ionkov.net>, Ron Minnich <rminnich@sandia.gov> Cc: LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org Subject: [PATCH 4/5] net/9p: Adjust a jump target in p9_client_attach() Date: Tue, 15 Aug 2017 14:02:15 +0200 [thread overview] Message-ID: <ace81690-0817-7271-13eb-e510c83d7daa@users.sourceforge.net> (raw) In-Reply-To: <22a44d7c-cdb9-e206-4b2c-56e38cbf0de1@users.sourceforge.net> From: Markus Elfring <elfring@users.sourceforge.net> Date: Tue, 15 Aug 2017 11:17:23 +0200 Adjust jump labels so that the function implementation becomes smaller. Delete an extra variable assignment and a check (at the end of this function). Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- net/9p/client.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/net/9p/client.c b/net/9p/client.c index 6c2fc796edfb..38c08171acc6 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1133,25 +1133,23 @@ struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid, p9_debug(P9_DEBUG_9P, ">>> TATTACH afid %d uname %s aname %s\n", afid ? afid->fid : -1, uname, aname); fid = p9_fid_create(clnt); - if (IS_ERR(fid)) { - err = PTR_ERR(fid); - fid = NULL; - goto error; - } + if (IS_ERR(fid)) + return fid; + fid->uid = n_uname; req = p9_client_rpc(clnt, P9_TATTACH, "ddss?u", fid->fid, afid ? afid->fid : P9_NOFID, uname, aname, n_uname); if (IS_ERR(req)) { err = PTR_ERR(req); - goto error; + goto destroy_fid; } err = p9pdu_readf(req->rc, clnt->proto_version, "Q", &qid); if (err) { trace_9p_protocol_dump(clnt, req->rc); p9_free_req(clnt, req); - goto error; + goto destroy_fid; } p9_debug(P9_DEBUG_9P, "<<< RATTACH qid %x.%llx.%x\n", @@ -1161,10 +1159,8 @@ struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid, p9_free_req(clnt, req); return fid; - -error: - if (fid) - p9_fid_destroy(fid); +destroy_fid: + p9_fid_destroy(fid); return ERR_PTR(err); } EXPORT_SYMBOL(p9_client_attach); -- 2.14.0
WARNING: multiple messages have this Message-ID (diff)
From: SF Markus Elfring <elfring@users.sourceforge.net> To: v9fs-developer@lists.sourceforge.net, netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>, Eric Van Hensbergen <ericvh@gmail.com>, Latchesar Ionkov <lucho@ionkov.net>, Ron Minnich <rminnich@sandia.gov> Cc: LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org Subject: [PATCH 4/5] net/9p: Adjust a jump target in p9_client_attach() Date: Tue, 15 Aug 2017 12:02:15 +0000 [thread overview] Message-ID: <ace81690-0817-7271-13eb-e510c83d7daa@users.sourceforge.net> (raw) In-Reply-To: <22a44d7c-cdb9-e206-4b2c-56e38cbf0de1@users.sourceforge.net> From: Markus Elfring <elfring@users.sourceforge.net> Date: Tue, 15 Aug 2017 11:17:23 +0200 Adjust jump labels so that the function implementation becomes smaller. Delete an extra variable assignment and a check (at the end of this function). Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- net/9p/client.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/net/9p/client.c b/net/9p/client.c index 6c2fc796edfb..38c08171acc6 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1133,25 +1133,23 @@ struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid, p9_debug(P9_DEBUG_9P, ">>> TATTACH afid %d uname %s aname %s\n", afid ? afid->fid : -1, uname, aname); fid = p9_fid_create(clnt); - if (IS_ERR(fid)) { - err = PTR_ERR(fid); - fid = NULL; - goto error; - } + if (IS_ERR(fid)) + return fid; + fid->uid = n_uname; req = p9_client_rpc(clnt, P9_TATTACH, "ddss?u", fid->fid, afid ? afid->fid : P9_NOFID, uname, aname, n_uname); if (IS_ERR(req)) { err = PTR_ERR(req); - goto error; + goto destroy_fid; } err = p9pdu_readf(req->rc, clnt->proto_version, "Q", &qid); if (err) { trace_9p_protocol_dump(clnt, req->rc); p9_free_req(clnt, req); - goto error; + goto destroy_fid; } p9_debug(P9_DEBUG_9P, "<<< RATTACH qid %x.%llx.%x\n", @@ -1161,10 +1159,8 @@ struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid, p9_free_req(clnt, req); return fid; - -error: - if (fid) - p9_fid_destroy(fid); +destroy_fid: + p9_fid_destroy(fid); return ERR_PTR(err); } EXPORT_SYMBOL(p9_client_attach); -- 2.14.0
next prev parent reply other threads:[~2017-08-15 12:02 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-08-15 11:56 [PATCH 0/5] net/9p: Fine-tuning for some function implementations SF Markus Elfring 2017-08-15 11:56 ` SF Markus Elfring 2017-08-15 11:58 ` [PATCH 1/5] net/9p: Delete an error message for a failed memory allocation in five functions SF Markus Elfring 2017-08-15 11:58 ` SF Markus Elfring 2017-08-15 12:00 ` [PATCH 2/5] net/9p: Improve 19 size determinations SF Markus Elfring 2017-08-15 12:00 ` SF Markus Elfring 2017-08-15 14:21 ` Al Viro 2017-08-15 14:21 ` Al Viro 2017-08-15 12:01 ` [PATCH 3/5] net/9p: Add a jump target in p9_client_walk() SF Markus Elfring 2017-08-15 12:01 ` SF Markus Elfring 2017-08-15 12:02 ` SF Markus Elfring [this message] 2017-08-15 12:02 ` [PATCH 4/5] net/9p: Adjust a jump target in p9_client_attach() SF Markus Elfring 2017-08-15 12:03 ` [PATCH 5/5] net/9p: Delete an unnecessary variable initialisation " SF Markus Elfring 2017-08-15 12:03 ` SF Markus Elfring
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