From b852aba670d67271c455fcc33d8a8b5b90256429 Mon Sep 17 00:00:00 2001
From: Dean Lee <deanlee3@gmail.com>
Date: Fri, 20 Sep 2024 01:58:06 +0800
Subject: [PATCH] camerad: fix POLLPRI event check in poll loop (#33591)

fix event check in poll loop to validate POLLPRI
---
 system/camerad/cameras/camera_qcom2.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system/camerad/cameras/camera_qcom2.cc b/system/camerad/cameras/camera_qcom2.cc
index 9785ceef9..1b717754d 100644
--- a/system/camerad/cameras/camera_qcom2.cc
+++ b/system/camerad/cameras/camera_qcom2.cc
@@ -374,7 +374,7 @@ void camerad_thread() {
       break;
     }
 
-    if (!fds[0].revents) continue;
+    if (!(fds[0].revents & POLLPRI)) continue;
 
     struct v4l2_event ev = {0};
     ret = HANDLE_EINTR(ioctl(fds[0].fd, VIDIOC_DQEVENT, &ev));