linux-kernel - [PATCH 2/5] kvm/kvm_main: remove unnecessary (void*) conversions

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Message-Id: <20220812101620.8124-1-kunyu@nfschina.com>
Date:   Fri, 12 Aug 2022 18:16:20 +0800
From:   Li kunyu <kunyu@...china.com>
To:     pbonzini@...hat.com
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Li kunyu <kunyu@...china.com>
Subject: [PATCH 2/5] kvm/kvm_main: remove unnecessary (void*) conversions

remove unnecessary void* type castings.

Signed-off-by: Li kunyu <kunyu@...china.com>
---
 virt/kvm/kvm_main.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 1b9700160eb1..80f7934c1f59 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3839,7 +3839,7 @@ static int create_vcpu_fd(struct kvm_vcpu *vcpu)
 #ifdef __KVM_HAVE_ARCH_VCPU_DEBUGFS
 static int vcpu_get_pid(void *data, u64 *val)
 {
-	struct kvm_vcpu *vcpu = (struct kvm_vcpu *) data;
+	struct kvm_vcpu *vcpu = data;
 	*val = pid_nr(rcu_access_pointer(vcpu->pid));
 	return 0;
 }
@@ -5396,8 +5396,7 @@ static int kvm_debugfs_open(struct inode *inode, struct file *file,
 			   int (*get)(void *, u64 *), int (*set)(void *, u64),
 			   const char *fmt)
 {
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)
-					  inode->i_private;
+	struct kvm_stat_data *stat_data = inode->i_private;
 
 	/*
 	 * The debugfs files are a reference to the kvm struct which
@@ -5420,8 +5419,7 @@ static int kvm_debugfs_open(struct inode *inode, struct file *file,
 
 static int kvm_debugfs_release(struct inode *inode, struct file *file)
 {
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)
-					  inode->i_private;
+	struct kvm_stat_data *stat_data = inode->i_private;
 
 	simple_attr_release(inode, file);
 	kvm_put_kvm(stat_data->kvm);
@@ -5470,7 +5468,7 @@ static int kvm_clear_stat_per_vcpu(struct kvm *kvm, size_t offset)
 static int kvm_stat_data_get(void *data, u64 *val)
 {
 	int r = -EFAULT;
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)data;
+	struct kvm_stat_data *stat_data = data;
 
 	switch (stat_data->kind) {
 	case KVM_STAT_VM:
@@ -5489,7 +5487,7 @@ static int kvm_stat_data_get(void *data, u64 *val)
 static int kvm_stat_data_clear(void *data, u64 val)
 {
 	int r = -EFAULT;
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)data;
+	struct kvm_stat_data *stat_data = data;
 
 	if (val)
 		return -EINVAL;
-- 
2.18.2