diff --git a/src/gallium/drivers/crocus/crocus_resource.c b/src/gallium/drivers/crocus/crocus_resource.c
index e503392ee56..15e77b2602a 100644
--- a/src/gallium/drivers/crocus/crocus_resource.c
+++ b/src/gallium/drivers/crocus/crocus_resource.c
@@ -1645,16 +1645,15 @@ crocus_transfer_map(struct pipe_context *ctx,
 
    struct crocus_transfer *map;
    if (usage & TC_TRANSFER_MAP_THREADED_UNSYNC)
-      map = slab_alloc(&ice->transfer_pool_unsync);
+      map = slab_zalloc(&ice->transfer_pool_unsync);
    else
-      map = slab_alloc(&ice->transfer_pool);
+      map = slab_zalloc(&ice->transfer_pool);
 
    struct pipe_transfer *xfer = &map->base.b;
 
    if (!map)
       return NULL;
 
-   memset(map, 0, sizeof(*map));
    map->dbg = &ice->dbg;
 
    map->has_swizzling = screen->devinfo.has_bit6_swizzle;