From 3ef14a241afc123560e9a50d17948b040481b299 Mon Sep 17 00:00:00 2001
From: Max <msuraev@sysmocom.de>
Date: Fri, 15 Dec 2017 20:19:10 +0100
Subject: Do not allocate already existing counter group

Check that no group with the given name and index already exist before
allocating it. Add corresponding test case.

Change-Id: I563764af1d28043e909234ebb048239125ce6ecd
Related: OS#2757
---
 src/rate_ctr.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src')

diff --git a/src/rate_ctr.c b/src/rate_ctr.c
index 477339f2..c27ac68e 100644
--- a/src/rate_ctr.c
+++ b/src/rate_ctr.c
@@ -190,6 +190,9 @@ struct rate_ctr_group *rate_ctr_group_alloc(void *ctx,
 	unsigned int size;
 	struct rate_ctr_group *group;
 
+	if (rate_ctr_get_group_by_name_idx(desc->group_name_prefix, idx))
+		return NULL; /* group already exist */
+
 	size = sizeof(struct rate_ctr_group) +
 			desc->num_ctr * sizeof(struct rate_ctr);
 
-- 
cgit v1.2.3