nrf: I2SOut: deal more gracefully with errors from the sample

jepler · jepler · commit ccf08aa3dfba · 2019-09-08T21:59:07.000-05:00
diff --git a/ports/nrf/common-hal/audiobusio/I2SOut.c b/ports/nrf/common-hal/audiobusio/I2SOut.c
@@ -140,6 +140,10 @@ stopping: ;
                     goto stopping;
                 }
             }
+            if (get_buffer_result == GET_BUFFER_ERROR || sample_buffer_length == 0) {
+                self->stopping = true;
+                goto stopping;
+            }
         }
         uint16_t bytecount = MIN(bytesleft, (size_t)(self->sample_end - self->sample_data));
         if (self->samples_signed) {

Original file line number	Diff line number	Diff line change
`@@ -140,6 +140,10 @@ stopping: ;`
`140`	`140`	`goto stopping;`
`141`	`141`	`}`
`142`	`142`	`}`
	`143`	`+ if (get_buffer_result == GET_BUFFER_ERROR \|\| sample_buffer_length == 0) {`
	`144`	`+ self->stopping = true;`
	`145`	`+ goto stopping;`
	`146`	`+ }`
`143`	`147`	`}`
`144`	`148`	`uint16_t bytecount = MIN(bytesleft, (size_t)(self->sample_end - self->sample_data));`
`145`	`149`	`if (self->samples_signed) {`