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Message-Id: <280fb52bda85af452e129fa5633598954801871c.1446475492.git.geliangtang@163.com> Date: Mon, 2 Nov 2015 22:49:01 +0800 From: Geliang Tang <geliangtang@....com> To: Arnd Bergmann <arnd@...db.de>, Greg Kroah-Hartman <gregkh@...uxfoundation.org> Cc: Geliang Tang <geliangtang@....com>, linux-kernel@...r.kernel.org Subject: [PATCH 2/2] efirtc: add efi_enabled check in efi_rtc_init Add efi_enabled check in efi_rtc_init() to make sure that efi is enabled. Signed-off-by: Geliang Tang <geliangtang@....com> --- drivers/char/efirtc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/char/efirtc.c b/drivers/char/efirtc.c index 5323d8c..80058bd 100644 --- a/drivers/char/efirtc.c +++ b/drivers/char/efirtc.c @@ -378,6 +378,9 @@ efi_rtc_init(void) int ret; struct proc_dir_entry *dir; + if (!efi_enabled(EFI_RUNTIME_SERVICES)) + return 0; + printk(KERN_INFO "EFI Time Services Driver v%s\n", EFI_RTC_VERSION); ret = misc_register(&efi_rtc_dev); -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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