From 643ef257b3e58928071de73aaae4b5e5911802ec Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Sat, 14 Jul 2018 18:23:08 +0200
Subject: API: nvim_unsubscribe(): Handle unknown events #8745

close #8745
---
 src/nvim/msgpack_rpc/channel.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/nvim/msgpack_rpc/channel.c b/src/nvim/msgpack_rpc/channel.c
index 3244d83a93..bb4aea0986 100644
--- a/src/nvim/msgpack_rpc/channel.c
+++ b/src/nvim/msgpack_rpc/channel.c
@@ -505,6 +505,11 @@ end:
 static void unsubscribe(Channel *channel, char *event)
 {
   char *event_string = pmap_get(cstr_t)(event_strings, event);
+  if (!event_string) {
+      WLOG("RPC: ch %" PRIu64 ": tried to unsubscribe unknown event '%s'",
+           channel->id, event);
+      return;
+  }
   pmap_del(cstr_t)(channel->rpc.subscribed_events, event_string);
 
   map_foreach_value(channels, channel, {
-- 
cgit