X-Git-Url: http://git.lttng.org/?p=lttng-ust.git;a=blobdiff_plain;f=liblttng-ust%2Flttng-filter-interpreter.c;h=5255bb73238ea7bb6def6dfd136229028ab326e0;hp=6f13aa04e47f9d43973df802f2262687b2257b10;hb=4526ba6908b141a77d711bb38d2971f640ce5a7e;hpb=055d27d76978efd97f04dbee3e53c31b214ebfc6

diff --git a/liblttng-ust/lttng-filter-interpreter.c b/liblttng-ust/lttng-filter-interpreter.c
index 6f13aa04..5255bb73 100644
--- a/liblttng-ust/lttng-filter-interpreter.c
+++ b/liblttng-ust/lttng-filter-interpreter.c
@@ -164,7 +164,7 @@ int stack_strcmp(struct estack *stack, int top, const char *cmp_type)
 uint64_t lttng_filter_false(void *filter_data,
 		const char *filter_stack_data)
 {
-	return 0;
+	return LTTNG_FILTER_DISCARD;
 }
 
 #ifdef INTERPRETER_USE_SWITCH
@@ -793,7 +793,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
 			goto end;
 
 		OP(FILTER_OP_RETURN):
-			/* LTTNG_FILTER_DISCARD  or LTTNG_FILTER_RECORD_FLAG */
+			/* LTTNG_FILTER_DISCARD or LTTNG_FILTER_RECORD_FLAG */
 			/* Handle dynamic typing. */
 			switch (estack_ax_t) {
 			case REG_S64:
@@ -810,7 +810,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
 			goto end;
 
 		OP(FILTER_OP_RETURN_S64):
-			/* LTTNG_FILTER_DISCARD  or LTTNG_FILTER_RECORD_FLAG */
+			/* LTTNG_FILTER_DISCARD or LTTNG_FILTER_RECORD_FLAG */
 			retval = !!estack_ax_v;
 			ret = 0;
 			goto end;
@@ -2367,9 +2367,9 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
 
 	END_OP
 end:
-	/* return 0 (discard) on error */
+	/* Return _DISCARD on error. */
 	if (ret)
-		return 0;
+		return LTTNG_FILTER_DISCARD;
 	return retval;
 }