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Tools: hv: kvp: ensure kvp device fd is closed on exec 

KVP daemon does fork()/exec() (with popen()) so we need to close our fds
to avoid sharing them with child processes. The immediate implication of
not doing so I see is SELinux complaining about 'ip' trying to access
'/dev/vmbus/hv_kvp'.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Vitaly Kuznetsov 2016-07-06 18:24:10 -07:00 committed by Greg Kroah-Hartman
parent 3724287c0e
commit 26840437cb
1 changed files with 1 additions and 1 deletions
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2
tools/hv/hv_kvp_daemon.c
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@ -1433,7 +1433,7 @@ int main(int argc, char *argv[])
openlog("KVP", 0, LOG_USER);
syslog(LOG_INFO, "KVP starting; pid is:%d", getpid());
kvp_fd = open("/dev/vmbus/hv_kvp", O_RDWR);
kvp_fd = open("/dev/vmbus/hv_kvp", O_RDWR | O_CLOEXEC);
if (kvp_fd < 0) {
syslog(LOG_ERR, "open /dev/vmbus/hv_kvp failed; error: %d %s",