linux-kernel - [PATCH] KVM: Replaces symbolic permissions with numeric

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Message-ID: <20170627095118.GA19829@home>
Date:   Tue, 27 Jun 2017 12:51:18 +0300
From:   Roman Storozhenko <romeusmeister@...il.com>
To:     kvm@...r.kernel.org
Cc:     pbonzini@...hat.com, rkrcmar@...hat.com,
        linux-kernel@...r.kernel.org
Subject: [PATCH] KVM: Replaces symbolic permissions with numeric

Replaces "S_IRUGO | S_IWUSR" with 0644. The reason is that symbolic
permissions considered harmful:
https://lwn.net/Articles/696229/

Signed-off-by: Roman Storozhenko <romeusmeister@...il.com>
---
 virt/kvm/kvm_main.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index f0fe9d0..3863cf7 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -73,17 +73,17 @@ MODULE_LICENSE("GPL");
 
 /* Architectures should define their poll value according to the halt latency */
 unsigned int halt_poll_ns = KVM_HALT_POLL_NS_DEFAULT;
-module_param(halt_poll_ns, uint, S_IRUGO | S_IWUSR);
+module_param(halt_poll_ns, uint, 0644);
 EXPORT_SYMBOL_GPL(halt_poll_ns);
 
 /* Default doubles per-vcpu halt_poll_ns. */
 unsigned int halt_poll_ns_grow = 2;
-module_param(halt_poll_ns_grow, uint, S_IRUGO | S_IWUSR);
+module_param(halt_poll_ns_grow, uint, 0644);
 EXPORT_SYMBOL_GPL(halt_poll_ns_grow);
 
 /* Default resets per-vcpu halt_poll_ns . */
 unsigned int halt_poll_ns_shrink;
-module_param(halt_poll_ns_shrink, uint, S_IRUGO | S_IWUSR);
+module_param(halt_poll_ns_shrink, uint, 0644);
 EXPORT_SYMBOL_GPL(halt_poll_ns_shrink);
 
 /*
-- 
2.7.4