lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-Id: <1408007953-15151-1-git-send-email-dyoung@redhat.com> Date: Thu, 14 Aug 2014 17:19:13 +0800 From: Dave Young <dyoung@...hat.com> To: Matt Fleming <matt.fleming@...el.com> Cc: Catalin Marinas <catalin.marinas@....com>, Will Deacon <will.deacon@....com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, hpa@...or.com, Alessandro Zummo <a.zummo@...ertech.it>, Leif Lindholm <leif.lindholm@...aro.org>, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Mark Salter <msalter@...hat.com>, Randy Dunlap <rdunlap@...radead.org>, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-efi@...r.kernel.org, Daniel Kiper <daniel.kiper@...cle.com>, Russ Anderson <rja@....com>, rtc-linux@...glegroups.com Subject: [PATCH 7/7] efi_rtc: probe function error out in case no efi runtime enabled efi rtc depends on efi runtime services, so if efi runtime services are not usable it should error out. Without this patch rtc-efi will panic with 'noefi' boot Signed-off-by: Dave Young <dyoung@...hat.com> --- drivers/rtc/rtc-efi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/rtc/rtc-efi.c b/drivers/rtc/rtc-efi.c index c4c3843..ca2487b 100644 --- a/drivers/rtc/rtc-efi.c +++ b/drivers/rtc/rtc-efi.c @@ -191,6 +191,9 @@ static int __init efi_rtc_probe(struct platform_device *dev) { struct rtc_device *rtc; + if (!efi_enabled(EFI_RUNTIME_SERVICES)) + return -ENODEV; + rtc = devm_rtc_device_register(&dev->dev, "rtc-efi", &efi_rtc_ops, THIS_MODULE); if (IS_ERR(rtc)) -- 1.8.3.1 -- 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/
Powered by blists - more mailing lists