[PATCH nft include v2 7/7] scanner: remove parser_state->indesc_idx

[Laurent Fasnacht <fasnacht@protonmail.ch>]

Now that we have a proper stack implementation, we don't need an
additional counter for the number of buffer state pushed.

Signed-off-by: Laurent Fasnacht <fasnacht@protonmail.ch>
---
 include/parser.h | 1 -
 src/scanner.l    | 6 ------
 2 files changed, 7 deletions(-)

diff --git a/include/parser.h b/include/parser.h
index 66db92d8..636d1c88 100644
--- a/include/parser.h
+++ b/include/parser.h
@@ -15,7 +15,6 @@
 
 struct parser_state {
 	struct input_descriptor		*indesc;
-	unsigned int			indesc_idx;
 	struct list_head		indesc_list;
 
 	struct list_head		*msgs;
diff --git a/src/scanner.l b/src/scanner.l
index 8407a2a1..39e7ae0f 100644
--- a/src/scanner.l
+++ b/src/scanner.l
@@ -674,12 +674,10 @@ static void scanner_push_indesc(struct parser_state *state,
 		list_add(&indesc->list, &state->indesc->list);
 	}
 	state->indesc = indesc;
-	state->indesc_idx++;
 }
 
 static void scanner_pop_indesc(struct parser_state *state)
 {
-	state->indesc_idx--;
 	if (!list_empty(&state->indesc_list)) {
 		state->indesc = list_entry(state->indesc->list.prev, struct input_descriptor, list);
 	} else {
@@ -968,10 +966,6 @@ void scanner_destroy(struct nft_ctx *nft)
 {
 	struct parser_state *state = yyget_extra(nft->scanner);
 
-	do {
-		yypop_buffer_state(nft->scanner);
-	} while (state->indesc_idx--);
-
 	input_descriptor_list_destroy(state);
 	yylex_destroy(nft->scanner);
 }
-- 
2.20.1