X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Fdmu_send.c;h=9f9003744b44c03477f48d246f20ee234747125a;hb=1bd201e70d57464fd26bf9089ea4b44fd49e4f2d;hp=2f06132116e8da7f5c9b5f44021f77ceafc7037b;hpb=330d06f90d143b41b276796526a66a1c1fff046d;p=zfs.git

diff --git a/module/zfs/dmu_send.c b/module/zfs/dmu_send.c
index 2f06132..9f90037 100644
--- a/module/zfs/dmu_send.c
+++ b/module/zfs/dmu_send.c
@@ -95,6 +95,9 @@ dump_free(struct backuparg *ba, uint64_t object, uint64_t offset,
 {
 	struct drr_free *drrf = &(ba->drr->drr_u.drr_free);
 
+	if (length != -1ULL && offset + length < offset)
+		length = -1ULL;
+
 	/*
 	 * If there is a pending op, but it's not PENDING_FREE, push it out,
 	 * since free block aggregation can only be done for blocks of the