diff --git a/fs/seq_file.c b/fs/seq_file.c
index 368bfb92b115..3ade39e02bb7 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -28,6 +28,9 @@ static void *seq_buf_alloc(unsigned long size)
 	void *buf;
 	gfp_t gfp = GFP_KERNEL;
 
+	if (unlikely(size > MAX_RW_COUNT))
+		return NULL;
+
 	/*
 	 * For high order allocations, use __GFP_NORETRY to avoid oom-killing -
 	 * it's better to fall back to vmalloc() than to kill things.  For small