X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fsplice.c;h=0f77e9682857a5b513b67b790af078f0b6fc9b28;hb=5dc806cc889ffa876e7a6cea2787acb3bc02240f;hp=4cf700d50b4037e6c334b0647cdb81b816f9ef65;hpb=357436af490a78e4c3c2776c912bae9363d1f00d;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/splice.c b/fs/splice.c
index 4cf700d50b40..0f77e9682857 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -185,6 +185,9 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe,
 	unsigned int spd_pages = spd->nr_pages;
 	int ret, do_wakeup, page_nr;
 
+	if (!spd_pages)
+		return 0;
+
 	ret = 0;
 	do_wakeup = 0;
 	page_nr = 0;