diff options
Diffstat (limited to 'arch/um/os-Linux/helper.c')
| -rw-r--r-- | arch/um/os-Linux/helper.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/um/os-Linux/helper.c b/arch/um/os-Linux/helper.c index 8a4c9e47326c..97bed16bf4c7 100644 --- a/arch/um/os-Linux/helper.c +++ b/arch/um/os-Linux/helper.c @@ -36,7 +36,7 @@ static int helper_child(void *arg) errval = execvp_noalloc(data->buf, argv[0], argv); printk("helper_child - execvp of '%s' failed - errno = %d\n", argv[0], -errval); - os_write_file(data->fd, &errval, sizeof(errval)); + write(data->fd, &errval, sizeof(errval)); kill(os_getpid(), SIGKILL); return 0; } @@ -92,11 +92,12 @@ int run_helper(void (*pre_exec)(void *), void *pre_data, char **argv, * Read the errno value from the child, if the exec failed, or get 0 if * the exec succeeded because the pipe fd was set as close-on-exec. */ - n = os_read_file(fds[0], &ret, sizeof(ret)); + n = read(fds[0], &ret, sizeof(ret)); if (n == 0) { ret = pid; } else { if (n < 0) { + n = -errno; printk("run_helper : read on pipe failed, ret = %d\n", -n); ret = n; |