From: Maxime Coquelin <maxime.coquelin@redhat.com> To: dev@dpdk.org, xuan.ding@intel.com, stephen@networkplumber.org, thomas@monjalon.net, stable@dpdk.org, chenbo.xia@intel.com Cc: Maxime Coquelin <maxime.coquelin@redhat.com> Subject: [dpdk-dev] [PATCH v3 3/3] vhost: fix fd leak in kick setup Date: Mon, 9 Nov 2020 13:16:30 +0100 Message-ID: <20201109121630.251603-4-maxime.coquelin@redhat.com> (raw) In-Reply-To: <20201109121630.251603-1-maxime.coquelin@redhat.com> This patch fixes a file descriptor leak which happens in the error path of vhost_user_set_vring_kick(). Fixes: 4796ad63ba1f ("examples/vhost: import userspace vhost application") Cc: stable@dpdk.org Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com> Reviewed-by: Chenbo Xia <chenbo.xia@intel.com> --- lib/librte_vhost/vhost_user.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/lib/librte_vhost/vhost_user.c b/lib/librte_vhost/vhost_user.c index 94b066f0b9..f3b2adabac 100644 --- a/lib/librte_vhost/vhost_user.c +++ b/lib/librte_vhost/vhost_user.c @@ -1855,8 +1855,12 @@ vhost_user_set_vring_kick(struct virtio_net **pdev, struct VhostUserMsg *msg, /* Interpret ring addresses only when ring is started. */ dev = translate_ring_addresses(dev, file.index); - if (!dev) + if (!dev) { + if (file.fd != VIRTIO_INVALID_EVENTFD) + close(file.fd); + return RTE_VHOST_MSG_RESULT_ERR; + } *pdev = dev; -- 2.26.2
next prev parent reply other threads:[~2020-11-09 12:17 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-11-09 12:16 [dpdk-dev] [PATCH v3 0/3] vhost: fix fd an memory leaks Maxime Coquelin 2020-11-09 12:16 ` [dpdk-dev] [PATCH v3 1/3] vhost: fix error path when setting memory tables Maxime Coquelin 2020-11-11 6:06 ` Xueming(Steven) Li 2020-11-12 17:00 ` Maxime Coquelin 2020-11-09 12:16 ` [dpdk-dev] [PATCH v3 2/3] vhost: fix fd leak in dirty logging setup Maxime Coquelin 2020-11-10 1:44 ` Xia, Chenbo 2020-11-11 6:13 ` Xueming(Steven) Li 2020-11-09 12:16 ` Maxime Coquelin [this message] 2020-11-11 6:01 ` [dpdk-dev] [PATCH v3 3/3] vhost: fix fd leak in kick setup Xueming(Steven) Li 2020-11-11 7:57 ` Xia, Chenbo 2020-11-12 17:06 ` Maxime Coquelin
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