commit 2c11a115bdbe41a7f064ccd32b41c76c5b7c516d

Author: Martin Cermak <mcermak@redhat.com>

Date:   Wed Dec 1 14:04:57 2021 +0100

    tapset/linux/nfs.stp:  Fix rhbz1972798

diff --git a/tapset/linux/nfs.stp b/tapset/linux/nfs.stp

index 28f0b90ed..232289e3b 100644

--- a/tapset/linux/nfs.stp

+++ b/tapset/linux/nfs.stp

@@ -979,7 +979,7 @@ probe nfs.aop.readpages = kernel.function ("nfs_readpages") !,

         ino = $mapping->host->i_ino

         nr_pages = $nr_pages

-        file = $filp

+        file = @choose_defined($filp, $file)

         rpages = __nfs_rpages($mapping->host)

         rsize  = __nfs_server_rsize($mapping->host)