should not break if poll timeout (#19578)

old-commit-hash: 37826c0032
4 years ago · 3fa5602f75
parent ce15e58010
commit 3fa5602f75
2 changed files with 2 additions and 2 deletions
--- a/selfdrive/camerad/cameras/camera_qcom.cc
+++ b/selfdrive/camerad/cameras/camera_qcom.cc
@ -2148,7 +2148,7 @@ void cameras_run(MultiCameraState *s) {
    fds[1].events = POLLPRI;

    int ret = poll(fds, ARRAYSIZE(fds), 1000);
-    if (ret <= 0) {
+    if (ret < 0) {
      if (errno == EINTR || errno == EAGAIN) continue;
      LOGE("poll failed (%d - %d)", ret, errno);
      break;
--- a/selfdrive/camerad/cameras/camera_qcom2.cc
+++ b/selfdrive/camerad/cameras/camera_qcom2.cc
@ -1167,7 +1167,7 @@ void cameras_run(MultiCameraState *s) {
    fds[0].events = POLLPRI;

    int ret = poll(fds, ARRAYSIZE(fds), 1000);
-    if (ret <= 0) {
+    if (ret < 0) {
      if (errno == EINTR || errno == EAGAIN) continue;
      LOGE("poll failed (%d - %d)", ret, errno);
      break;