diff options
| -rw-r--r-- | sys-utils/rtcwake.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sys-utils/rtcwake.c b/sys-utils/rtcwake.c index 1058e8af9..4f854bb0b 100644 --- a/sys-utils/rtcwake.c +++ b/sys-utils/rtcwake.c @@ -247,12 +247,15 @@ static char **get_sys_power_states(struct rtcwake_control *ctl) if (!ctl->possible_modes) { char buf[256] = { 0 }; + ssize_t ss; fd = open(SYS_POWER_STATE_PATH, O_RDONLY); if (fd < 0) goto nothing; - if (read(fd, &buf, sizeof(buf) - 1) <= 0) + ss = read(fd, &buf, sizeof(buf) - 1); + if (ss <= 0) goto nothing; + buf[ss] = '\0'; ctl->possible_modes = strv_split(buf, " \n"); close(fd); } @@ -451,6 +454,7 @@ int main(int argc, char **argv) static const ul_excl_t excl[] = { { 'a', 'l', 'u' }, { 's', 't', OPT_DATE }, + { 0 }, }; int excl_st[ARRAY_SIZE(excl)] = UL_EXCL_STATUS_INIT; |