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| author | Daniel P. Berrange <berrange@redhat.com> | 2017-10-27 08:51:59 +0100 |
|---|---|---|
| committer | Daniel P. Berrange <berrange@redhat.com> | 2017-11-28 10:48:04 +0000 |
| commit | 2d7ad7c05e762d5b10a57eba9af1bb6b41700854 (patch) | |
| tree | 89d6cd38e4b59739e7851de3033399348f0b6448 /util/qemu-sockets.c | |
| parent | 5e19aed59ab48ca3c7f1e2da203eed27b91bef2d (diff) | |
| download | qemu-2d7ad7c05e762d5b10a57eba9af1bb6b41700854.zip qemu-2d7ad7c05e762d5b10a57eba9af1bb6b41700854.tar.gz qemu-2d7ad7c05e762d5b10a57eba9af1bb6b41700854.tar.bz2 | |
sockets: avoid crash when cleaning up sockets for an invalid FD
If socket_listen_cleanup is passed an invalid FD, then querying the socket
local address will fail. We must thus be prepared for the returned addr to
be NULL
Reported-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Diffstat (limited to 'util/qemu-sockets.c')
| -rw-r--r-- | util/qemu-sockets.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c index 8b75541..a1cf47e 100644 --- a/util/qemu-sockets.c +++ b/util/qemu-sockets.c @@ -1079,6 +1079,9 @@ void socket_listen_cleanup(int fd, Error **errp) SocketAddress *addr; addr = socket_local_address(fd, errp); + if (!addr) { + return; + } if (addr->type == SOCKET_ADDRESS_TYPE_UNIX && addr->u.q_unix.path) { |