Merge tag 'nfs-for-7.1-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client fix from Trond Myklebust:

 - Fix a use after free in nfs_write_completion

* tag 'nfs-for-7.1-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFS: write_completion: dereference loop-local req, not hdr->req

fs/nfs/write.c

@@ -927,7 +927,7 @@ static void nfs_write_completion(struct nfs_pgio_header *hdr)
 		}
 		if (nfs_write_need_commit(hdr)) {
 			struct nfs_open_context *ctx =
-				hdr->req->wb_lock_context->open_context;
+				req->wb_lock_context->open_context;
 
 			/* Reset wb_nio, since the write was successful. */
 			req->wb_nio = 0;