kernel/module: Fix memleak in module_add_modinfo_attrs()
In module_add_modinfo_attrs() if sysfs_create_file() fails
on the first iteration of the loop (so i = 0), we forget to
free the modinfo_attrs.
Fixes: bc6f2a757d52 ("kernel/module: Fix mem leak in module_add_modinfo_attrs")
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Jessica Yu <jeyu@kernel.org>
diff --git a/kernel/module.c b/kernel/module.c
index 1553492..d4d8761 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1784,6 +1784,8 @@
error_out:
if (i > 0)
module_remove_modinfo_attrs(mod, --i);
+ else
+ kfree(mod->modinfo_attrs);
return error;
}