diff --git a/src/rfkill.c b/src/rfkill.c
index a0a50d9e45d94887645640729ad0d76741c347c5..f2a2eea436cd3f856b67b566c22539fcad5b68b0 100644
--- a/src/rfkill.c
+++ b/src/rfkill.c
@@ -93,14 +93,18 @@ int rfkill_get_blocked(uint16_t index)
 		return -1;
 	}
 
+	fcntl(fd, F_SETFL, O_NONBLOCK); // 设置非阻塞模式
+
 	while (1) {
 		struct rfkill_event event = { 0 };
 		int id;
 		ssize_t len;
 
 		len = read(fd, &event, sizeof(event));
-		if (len < RFKILL_EVENT_SIZE_V1)
+		if (len < 0) {
+			info("Failed to read rfkill event, index %u: %s", index, strerror(errno));
 			break;
+		}
 
 		id = get_adapter_id_for_rfkill(event.idx);