From: Markus Elfring <Markus.Elfring@web.de>
To: linux-nfs@vger.kernel.org, Anna Schumaker <anna@kernel.org>,
Trond Myklebust <trondmy@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
kernel-janitors@vger.kernel.org,
Christian Brauner <brauner@kernel.org>,
Christoph Hellwig <hch@lst.de>,
Chuck Lever <chuck.lever@oracle.com>
Subject: [PATCH] NFS: Use common error handling code in nfs_alloc_server()
Date: Wed, 10 Jun 2026 18:35:08 +0200 [thread overview]
Message-ID: <0d2d7158-45c3-4c8b-8ca5-33a5b3445343@web.de> (raw)
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 10 Jun 2026 18:28:17 +0200
Use an additional label so that a bit of exception handling can be better
reused at the end of this function implementation.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
fs/nfs/client.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 73b95318ba48..50482257667d 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -1063,10 +1063,8 @@ struct nfs_server *nfs_alloc_server(void)
return NULL;
server->s_sysfs_id = ida_alloc(&s_sysfs_ids, GFP_KERNEL);
- if (server->s_sysfs_id < 0) {
- kfree(server);
- return NULL;
- }
+ if (server->s_sysfs_id < 0)
+ goto free_server;
server->client = server->client_acl = ERR_PTR(-EINVAL);
@@ -1087,10 +1085,8 @@ struct nfs_server *nfs_alloc_server(void)
atomic_long_set(&server->nr_active_delegations, 0);
server->io_stats = nfs_alloc_iostats();
- if (!server->io_stats) {
- kfree(server);
- return NULL;
- }
+ if (!server->io_stats)
+ goto free_server;
server->change_attr_type = NFS4_CHANGE_TYPE_IS_UNDEFINED;
@@ -1103,6 +1099,10 @@ struct nfs_server *nfs_alloc_server(void)
rpc_init_wait_queue(&server->uoc_rpcwaitq, "NFS UOC");
return server;
+
+free_server:
+ kfree(server);
+ return NULL;
}
EXPORT_SYMBOL_GPL(nfs_alloc_server);
--
2.54.0
next reply other threads:[~2026-06-10 16:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-10 16:35 Markus Elfring [this message]
2026-06-13 20:24 ` Christophe JAILLET
2026-06-14 8:37 ` [PATCH v2 0/2] NFS: Fix exception handling " Markus Elfring
2026-06-14 8:42 ` [PATCH v2 1/2] NFS: Prevent resource leak " Markus Elfring
2026-06-14 8:43 ` [PATCH v2 2/2] NFS: Use common error handling code " Markus Elfring
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