This error happens if we are not able to close the pipe to the
parent (to trace errors in the child process) and assign stderr to
/dev/null as required by the daemonizing convention.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Suggested-by: Eric Blake <eblake@redhat.com>
CC: Eric Blake <eblake@redhat.com>
CC: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-ID: <
20230906093210.339585-2-den@openvz.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: commit message grammar]
Signed-off-by: Eric Blake <eblake@redhat.com>
} else {
/* Close stderr so that the qemu-nbd process exits. */
if (dup2(STDOUT_FILENO, STDERR_FILENO) < 0) {
- error_report("Could not set stderr to /dev/null: %s",
+ error_report("Could not release pipe to parent: %s",
strerror(errno));
exit(EXIT_FAILURE);
}
if (fork_process) {
if (dup2(STDOUT_FILENO, STDERR_FILENO) < 0) {
- error_report("Could not set stderr to /dev/null: %s",
+ error_report("Could not release pipe to parent: %s",
strerror(errno));
exit(EXIT_FAILURE);
}