diff --git a/drivers/staging/hievent/hievent_driver.c b/drivers/staging/hievent/hievent_driver.c
index f6b378766abc6a18128d9c420ee717cef803028b..8d0d015efc7b5907a61f0414677e4977c0eb0fb7 100644
--- a/drivers/staging/hievent/hievent_driver.c
+++ b/drivers/staging/hievent/hievent_driver.c
@@ -178,6 +178,13 @@ static ssize_t hievent_read(struct file *file, char __user *user_buf,
 
 	retval = header.len + sizeof(header);
 out:
+	if (retval == -ENOMEM) {
+		// clean ring buffer
+		hievent_dev.write_offset = 0;
+		hievent_dev.head_offset = 0;
+		hievent_dev.size = 0;
+		hievent_dev.count = 0;
+	}
 	(void)mutex_unlock(&hievent_dev.mtx);
 
 	return retval;
diff --git a/drivers/staging/hilog/hilog.c b/drivers/staging/hilog/hilog.c
index dae5ab074cc86a883d0d3ffdd3ba0d368947e3f0..56030e5456e2292c7e5adbaf794767eaa087a13d 100644
--- a/drivers/staging/hilog/hilog.c
+++ b/drivers/staging/hilog/hilog.c
@@ -187,6 +187,13 @@ static ssize_t hilog_read(struct file *file,
 	hilog_buffer_dec(header.len);
 	retval = header.len + sizeof(header);
 out:
+	if (retval == -ENOMEM) {
+		// clean ring buffer
+		hilog_dev.wr_off = 0;
+		hilog_dev.hdr_off = 0;
+		hilog_dev.size = 0;
+		hilog_dev.count = 0;
+	}
 	(void)mutex_unlock(&hilog_dev.mtx);
 
 	return retval;