HelpChannels: cancel the init task when unloading the cog

This will prevent initialisation from proceeding when the category
channels fail to be retrieved.

1 files changed, 5 insertions, 1 deletions

diff --git a/bot/cogs/help_channels.py b/bot/cogs/help_channels.py
index 1e99f16b5..3865183b0 100644
--- a/bot/cogs/help_channels.py
+++ b/bot/cogs/help_channels.py
@@ -56,7 +56,11 @@ class HelpChannels(Scheduler, commands.Cog):
         self.channel_queue: asyncio.Queue = None
         self.name_queue: deque = None
 
-        asyncio.create_task(self.init_cog())
+        self.init_task = asyncio.create_task(self.init_cog())
+
+    async def cog_unload(self) -> None:
+        """Cancel the init task if the cog unloads."""
+        self.init_task.cancel()
 
     async def create_channel_queue(self) -> asyncio.Queue:
         """Return a queue of dormant channels to use for getting the next available channel."""