lib: Add call to reserve blocks in rdrbuff

This adds a call ipcp_sdb_reserve to reserve memory in the rdrbuff
without directly writing to a flow. The ipcp_flow_del function was
renamed to ipcp_sdb_release. The functions operating on sdbs are moved
to their own header.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/ipcpd/normal/fa.c b/src/ipcpd/normal/fa.c
index 6c3df7a1..131100db 100644
--- a/src/ipcpd/normal/fa.c
+++ b/src/ipcpd/normal/fa.c
@@ -61,7 +61,7 @@ static int sdu_handler(int                  fd,
 
         if (frct_i_write_sdu(fa.fd_to_cep_id[fd], sdb)) {
                 pthread_rwlock_unlock(&fa.flows_lock);
-                ipcp_flow_del(sdb);
+                ipcp_sdb_release(sdb);
                 log_warn("Failed to hand SDU to FRCT.");
                 return -1;
         }