linux-kernel - [PATCH 6/6] module: comment describing new codepath

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Message-ID: <20250918201109.24620-14-julian.lagattuta@gmail.com>
Date: Thu, 18 Sep 2025 16:11:16 -0400
From: julian-lagattuta <julian.lagattuta@...il.com>
To: Luis Chamberlain <mcgrof@...nel.org>,
	Petr Pavlu <petr.pavlu@...e.com>
Cc: Sami Tolvanen <samitolvanen@...gle.com>,
	Daniel Gomez <da.gomez@...sung.com>,
	linux-modules@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	julian-lagattuta <julian.lagattuta@...il.com>
Subject: [PATCH 6/6] module: comment describing new codepath

added comment so future authors know about this codepath

Signed-off-by: julian-lagattuta <julian.lagattuta@...il.com>
---
 kernel/module/main.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/kernel/module/main.c b/kernel/module/main.c
index 256e30259bcf..f4ce431163fa 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -3220,6 +3220,11 @@ static int module_patient_check_exists(const char *name,
         */
        if (old && old->state == MODULE_STATE_LIVE)
                return -EEXIST;
+
+       /* 
+        * Can occur if the module was forcefully unloaded after
+        * its initcall crashed.
+       */
        return -EBUSY;
 }
 
-- 
2.45.2