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Subject[PATCH 01/52] KVM: Remove ptr comparisons to 0
Date
From: Joe Perches <joe@perches.com>

Fix sparse warnings "Using plain integer as NULL pointer"

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
---
drivers/kvm/kvm.h | 2 +-
drivers/kvm/kvm_main.c | 3 ++-
drivers/kvm/svm.c | 2 +-
3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index e34e246..c4ad66b 100644
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -398,7 +398,7 @@ static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm)

static inline int irqchip_in_kernel(struct kvm *kvm)
{
- return pic_irqchip(kvm) != 0;
+ return pic_irqchip(kvm) != NULL;
}

struct descriptor_table {
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index bce4216..7a871e0 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -1449,7 +1449,8 @@ int kvm_init(void *opaque, unsigned int vcpu_size,

/* A kmem cache lets us meet the alignment requirements of fx_save. */
kvm_vcpu_cache = kmem_cache_create("kvm_vcpu", vcpu_size,
- __alignof__(struct kvm_vcpu), 0, 0);
+ __alignof__(struct kvm_vcpu),
+ 0, NULL);
if (!kvm_vcpu_cache) {
r = -ENOMEM;
goto out_free_4;
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 0f0958d..762302a 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -1271,7 +1271,7 @@ static int handle_exit(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu)
exit_code);

if (exit_code >= ARRAY_SIZE(svm_exit_handlers)
- || svm_exit_handlers[exit_code] == 0) {
+ || !svm_exit_handlers[exit_code]) {
kvm_run->exit_reason = KVM_EXIT_UNKNOWN;
kvm_run->hw.hardware_exit_reason = exit_code;
return 0;
--
1.5.3.7


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