From 3e5b2e81f17f176a4d451c1dd1794e64644319c4 Mon Sep 17 00:00:00 2001 From: Yu Liao Date: Mon, 9 Sep 2024 15:56:52 +0800 Subject: [PATCH] printk: Export match_devname_and_update_preferred_console() When building serial_base as a module, modpost fails with the following error message: ERROR: modpost: "match_devname_and_update_preferred_console" [drivers/tty/serial/serial_base.ko] undefined! Export the symbol to allow using it from modules. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202409071312.qlwtTOS1-lkp@intel.com/ Fixes: 12c91cec3155 ("serial: core: Add serial_base_match_and_update_preferred_console()") Signed-off-by: Yu Liao Link: https://lore.kernel.org/r/20240909075652.747370-1-liaoyu15@huawei.com Signed-off-by: Petr Mladek --- kernel/printk/printk.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index c22b07049c38..6ff8d47e145f 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -2620,6 +2620,7 @@ int match_devname_and_update_preferred_console(const char *devname, return -ENOENT; } +EXPORT_SYMBOL_GPL(match_devname_and_update_preferred_console); bool console_suspend_enabled = true; EXPORT_SYMBOL(console_suspend_enabled);