diff --git a/drivers/staging/hilog/hilog.c b/drivers/staging/hilog/hilog.c
index 4ae6b7bf75ac7bf40d3fbe66aece5d2bb8e61774..b641190431b0d4f10a4bcadad52b17feeafc7828 100644
--- a/drivers/staging/hilog/hilog.c
+++ b/drivers/staging/hilog/hilog.c
@@ -259,7 +259,7 @@ static void hilog_cover_old_log(size_t buf_len)
 	size_t total_size = buf_len + sizeof(struct hilog_entry);
 	int drop_log_lines = 0;
 
-	while (total_size + hilog_dev.size >= HILOG_BUFFER) {
+	while (total_size + hilog_dev.size > HILOG_BUFFER) {
 		retval = hilog_read_ring_head_buffer((unsigned char *)&header,
 						     sizeof(header));
 		if (retval < 0)