diff options
Diffstat (limited to 'zebra/zebra_dplane.c')
| -rw-r--r-- | zebra/zebra_dplane.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/zebra/zebra_dplane.c b/zebra/zebra_dplane.c index 6dd1a9c18d..6a685267a9 100644 --- a/zebra/zebra_dplane.c +++ b/zebra/zebra_dplane.c @@ -3257,7 +3257,7 @@ int dplane_ctx_route_init_basic(struct zebra_dplane_ctx *ctx, { int ret = EINVAL; - if (!ctx || !re) + if (!ctx) return ret; dplane_intf_extra_list_init(&ctx->u.rinfo.intf_extra_list); @@ -3265,6 +3265,13 @@ int dplane_ctx_route_init_basic(struct zebra_dplane_ctx *ctx, ctx->zd_op = op; ctx->zd_status = ZEBRA_DPLANE_REQUEST_SUCCESS; + /* This function may be called to create/init a dplane context, not + * necessarily to copy a route object. Let's return if there is no route + * object to copy. + */ + if (!re) + return AOK; + ctx->u.rinfo.zd_type = re->type; ctx->u.rinfo.zd_old_type = re->type; @@ -3296,6 +3303,8 @@ int dplane_ctx_route_init_basic(struct zebra_dplane_ctx *ctx, /* * Initialize a context block for a route update from zebra data structs. + * If the `rn` or `re` parameters are NULL, this function only initializes the + * dplane context without copying a route object into it. */ int dplane_ctx_route_init(struct zebra_dplane_ctx *ctx, enum dplane_op_e op, struct route_node *rn, struct route_entry *re) @@ -3312,10 +3321,18 @@ int dplane_ctx_route_init(struct zebra_dplane_ctx *ctx, enum dplane_op_e op, const struct interface *ifp; struct dplane_intf_extra *if_extra; - if (!ctx || !rn || !re) + if (!ctx) return ret; /* + * Initialize the dplane context and return, if there is no route + * object to copy + */ + if (!re || !rn) + return dplane_ctx_route_init_basic(ctx, op, NULL, NULL, NULL, + AFI_UNSPEC, SAFI_UNSPEC); + + /* * Let's grab the data from the route_node * so that we can call a helper function */ |