We replace the direct call to open() with a "sh -c 'echo ...'" call, so that it becomes an executable command.
Signed-off-by: Andrey Drobyshev <andrey.drobys...@virtuozzo.com> --- qga/commands-posix.c | 36 ++++-------------------------------- 1 file changed, 4 insertions(+), 32 deletions(-) diff --git a/qga/commands-posix.c b/qga/commands-posix.c index 6baaabc29e..599f59a323 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -1917,49 +1917,21 @@ static void linux_sys_state_suspend(SuspendMode mode, Error **errp) Error *local_err = NULL; const char *sysfile_strs[3] = {"disk", "mem", NULL}; const char *sysfile_str = sysfile_strs[mode]; - pid_t pid; - int status; if (!sysfile_str) { error_setg(errp, "unknown guest suspend mode"); return; } - pid = fork(); - if (!pid) { - /* child */ - int fd; - - setsid(); - reopen_fd_to_null(0); - reopen_fd_to_null(1); - reopen_fd_to_null(2); - - fd = open(LINUX_SYS_STATE_FILE, O_WRONLY); - if (fd < 0) { - _exit(EXIT_FAILURE); - } - - if (write(fd, sysfile_str, strlen(sysfile_str)) < 0) { - _exit(EXIT_FAILURE); - } - - _exit(EXIT_SUCCESS); - } else if (pid < 0) { - error_setg_errno(errp, errno, "failed to create child process"); - return; - } + g_autofree char *echo_cmd = g_strdup_printf( + "echo %s > " LINUX_SYS_STATE_FILE, sysfile_str); + const char *argv[] = {"sh", "-c", echo_cmd, NULL}; - ga_wait_child(pid, &status, &local_err); + ga_run_command(argv, NULL, "suspend", &local_err); if (local_err) { error_propagate(errp, local_err); return; } - - if (WEXITSTATUS(status)) { - error_setg(errp, "child process has failed to suspend"); - } - } static void guest_suspend(SuspendMode mode, Error **errp) -- 2.39.3