From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Wed, 17 Oct 2007 06:30:27 +0000 (-0700)
Subject: module: return error when mod_sysfs_init() failed
X-Git-Tag: firefly_0821_release~25201
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d58ae67813ff97030d2f47ff7d1e5f54e5d7c5b3;p=firefly-linux-kernel-4.4.55.git

module: return error when mod_sysfs_init() failed

load_module() returns zero when mod_sysfs_init() fails, then the module
loading will succeed accidentally.

This patch makes load_module() return error correctly in that case.

Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/kernel/module.c b/kernel/module.c
index c24c3c35405a..a389b423c279 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1881,7 +1881,8 @@ static struct module *load_module(void __user *umod,
 	module_unload_init(mod);
 
 	/* Initialize kobject, so we can reference it. */
-	if (mod_sysfs_init(mod) != 0)
+	err = mod_sysfs_init(mod);
+	if (err)
 		goto cleanup;
 
 	/* Set up license info based on the info section */