In coalesce_paths() and ev_add_path(), we check for size mismatch. We should do it here, too. Reviewed-by: Benjamin Marzinski <bmarzins@xxxxxxxxxx> Signed-off-by: Martin Wilck <mwilck@xxxxxxxx> --- libmultipath/structs_vec.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libmultipath/structs_vec.c b/libmultipath/structs_vec.c index 01391d77..5305bd31 100644 --- a/libmultipath/structs_vec.c +++ b/libmultipath/structs_vec.c @@ -60,6 +60,12 @@ int adopt_paths(vector pathvec, struct multipath *mpp) vector_foreach_slot (pathvec, pp, i) { if (!strncmp(mpp->wwid, pp->wwid, WWID_SIZE)) { + if (pp->size != 0 && mpp->size != 0 && + pp->size != mpp->size) { + condlog(3, "%s: size mismatch for %s, not adding path", + pp->dev, mpp->alias); + continue; + } condlog(3, "%s: ownership set to %s", pp->dev, mpp->alias); pp->mpp = mpp; -- 2.19.2 -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel