[PATCH nft] rule: flush set cache after flush command

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Flush the set cache before adding the flush command to the netlink batch.

Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
 src/rule.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/rule.c b/src/rule.c
index fa1861403ba1..6b71dfee0d09 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -2692,6 +2692,21 @@ static int do_command_reset(struct netlink_ctx *ctx, struct cmd *cmd)
 	return do_list_obj(ctx, cmd, type);
 }
 
+static void flush_set_cache(struct netlink_ctx *ctx, struct cmd *cmd)
+{
+	struct table *table;
+	struct set *set;
+
+	table = table_lookup(&cmd->handle, &ctx->nft->cache);
+	assert(table);
+	set = set_lookup(table, cmd->handle.set.name);
+	assert(set);
+	if (set->init != NULL) {
+		expr_free(set->init);
+		set->init = NULL;
+	}
+}
+
 static int do_command_flush(struct netlink_ctx *ctx, struct cmd *cmd)
 {
 	switch (cmd->obj) {
@@ -2701,6 +2716,7 @@ static int do_command_flush(struct netlink_ctx *ctx, struct cmd *cmd)
 	case CMD_OBJ_SET:
 	case CMD_OBJ_MAP:
 	case CMD_OBJ_METER:
+		flush_set_cache(ctx, cmd);
 		return mnl_nft_setelem_flush(ctx, cmd);
 	case CMD_OBJ_RULESET:
 		return mnl_nft_table_del(ctx, cmd);
-- 
2.20.1




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