LU-15829 llite: don't use a kms if it invalid.

[fs/lustre-release.git] / lustre / llite / vvp_io.c

diff --git a/lustre/llite/vvp_io.c b/lustre/llite/vvp_io.c
index 9ae65ac..5701737 100644 (file)
--- a/lustre/llite/vvp_io.c
+++ b/lustre/llite/vvp_io.c
@@ -150,7 +150,7 @@ static int vvp_prep_size(const struct lu_env *env, struct cl_object *obj,
        result = cl_object_attr_get(env, obj, attr);
        if (result == 0) {
                kms = attr->cat_kms;
-               if (pos > kms) {
+               if (pos > kms || !attr->cat_kms_valid) {
                        /*
                         * A glimpse is necessary to determine whether we
                         * return a short read (B) or some zeroes at the end