diff options
Diffstat (limited to 'src/systemcmds/pwm/pwm.c')
| -rw-r--r-- | src/systemcmds/pwm/pwm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/systemcmds/pwm/pwm.c b/src/systemcmds/pwm/pwm.c index 1828c660f..e0e6ca537 100644 --- a/src/systemcmds/pwm/pwm.c +++ b/src/systemcmds/pwm/pwm.c @@ -515,7 +515,8 @@ pwm_main(int argc, char *argv[]) ret = poll(&fds, 1, 0); if (ret > 0) { - int ret = read(0, &c, 1); + ret = read(0, &c, 1); + if (ret > 0) { /* reset output to the last value */ for (unsigned i = 0; i < servo_count; i++) { |