Add zio_ddt_free()+ddt_phys_decref() error handling

[zfs.git] / module / zfs / zio.c

diff --git a/module/zfs/zio.c b/module/zfs/zio.c
index 77b1764..0622553 100644 (file)
--- a/module/zfs/zio.c
+++ b/module/zfs/zio.c
@@ -2249,8 +2249,11 @@ zio_ddt_free(zio_t *zio)
 
        ddt_enter(ddt);
        freedde = dde = ddt_lookup(ddt, bp, B_TRUE);
-       ddp = ddt_phys_select(dde, bp);
-       ddt_phys_decref(ddp);
+       if (dde) {
+               ddp = ddt_phys_select(dde, bp);
+               if (ddp)
+                       ddt_phys_decref(ddp);
+       }
        ddt_exit(ddt);
 
        return (ZIO_PIPELINE_CONTINUE);