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Date: Wed, 25 Mar 2015 12:20:33 +0800 From: "Hillf Danton" <hillf.zj@...baba-inc.com> To: "'Laura Abbott'" <lauraa@...eaurora.org> Cc: "'Russell King'" <rmk+kernel@....linux.org.uk>, "linux-kernel" <linux-kernel@...r.kernel.org>, <linux@....linux.org.uk>, "Hillf Danton" <hillf.zj@...baba-inc.com> Subject: [patch] ARM: fix module-bound check in setting page attributes It was introduced in commit f2ca09f381a59 (ARM: 8311/1: Don't use is_module_addr in setting page attributes) We have no need to check start twice, but see if end is also in range. Signed-off-by: Hillf Danton <hillf.zj@...baba-inc.com> --- --- a/arch/arm/mm/pageattr.c Wed Mar 25 11:55:13 2015 +++ b/arch/arm/mm/pageattr.c Wed Mar 25 11:57:31 2015 @@ -52,7 +52,7 @@ static int change_memory_common(unsigned if (start < MODULES_VADDR || start >= MODULES_END) return -EINVAL; - if (end < MODULES_VADDR || start >= MODULES_END) + if (end < MODULES_VADDR || end >= MODULES_END) return -EINVAL; data.set_mask = set_mask; -- -- 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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