57 lines
2.0 KiB
Diff
57 lines
2.0 KiB
Diff
From 3b6461ee08654b2cbb6d4e0cc15c02f89a6610d5 Mon Sep 17 00:00:00 2001
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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
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Date: Tue, 3 Mar 2020 18:43:09 +0000
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Subject: [PATCH 13/18] virtiofsd: fv_create_listen_socket error path socket
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leak
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Message-id: <20200303184314.155564-3-dgilbert@redhat.com>
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Patchwork-id: 94124
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O-Subject: [RHEL-AV-8.2.0 qemu-kvm PATCH 2/7] virtiofsd: fv_create_listen_socket error path socket leak
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Bugzilla: 1797064
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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RH-Acked-by: Sergio Lopez Pascual <slp@redhat.com>
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RH-Acked-by: Ján Tomko <jtomko@redhat.com>
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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
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If we fail when bringing up the socket we can leak the listen_fd;
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in practice the daemon will exit so it's not really a problem.
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Fixes: Coverity CID 1413121
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Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
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Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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(cherry picked from commit 6fa249027f97e3080f3d9c0fab3f94f8f80828fe)
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Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
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---
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tools/virtiofsd/fuse_virtio.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c
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index 80a6e92..dd1c605 100644
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--- a/tools/virtiofsd/fuse_virtio.c
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+++ b/tools/virtiofsd/fuse_virtio.c
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@@ -916,6 +916,7 @@ static int fv_create_listen_socket(struct fuse_session *se)
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old_umask = umask(0077);
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if (bind(listen_sock, (struct sockaddr *)&un, addr_len) == -1) {
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fuse_log(FUSE_LOG_ERR, "vhost socket bind: %m\n");
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+ close(listen_sock);
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umask(old_umask);
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return -1;
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}
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@@ -923,6 +924,7 @@ static int fv_create_listen_socket(struct fuse_session *se)
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if (listen(listen_sock, 1) == -1) {
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fuse_log(FUSE_LOG_ERR, "vhost socket listen: %m\n");
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+ close(listen_sock);
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return -1;
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}
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--
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1.8.3.1
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