linux-kernel - [PATCH] KVM: s390: Remove unused return variable in kvm_arch_vcpu_ioctl_set

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Message-ID: <20250916131238.2489818-3-thorsten.blum@linux.dev>
Date: Tue, 16 Sep 2025 15:12:40 +0200
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Christian Borntraeger <borntraeger@...ux.ibm.com>,
	Janosch Frank <frankja@...ux.ibm.com>,
	Claudio Imbrenda <imbrenda@...ux.ibm.com>,
	David Hildenbrand <david@...hat.com>,
	Heiko Carstens <hca@...ux.ibm.com>,
	Vasily Gorbik <gor@...ux.ibm.com>,
	Alexander Gordeev <agordeev@...ux.ibm.com>,
	Sven Schnelle <svens@...ux.ibm.com>
Cc: Thorsten Blum <thorsten.blum@...ux.dev>,
	kvm@...r.kernel.org,
	linux-s390@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] KVM: s390: Remove unused return variable in kvm_arch_vcpu_ioctl_set_fpu

kvm_arch_vcpu_ioctl_set_fpu() always returns 0 and the local return
variable 'ret' is not used anymore. Remove it.

Signed-off-by: Thorsten Blum <thorsten.blum@...ux.dev>
---
 arch/s390/kvm/kvm-s390.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index bf6fa8b9ca73..f61cb8a5ea77 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -4367,8 +4367,6 @@ int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
 
 int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
 {
-	int ret = 0;
-
 	vcpu_load(vcpu);
 
 	vcpu->run->s.regs.fpc = fpu->fpc;
@@ -4379,7 +4377,7 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
 		memcpy(vcpu->run->s.regs.fprs, &fpu->fprs, sizeof(fpu->fprs));
 
 	vcpu_put(vcpu);
-	return ret;
+	return 0;
 }
 
 int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
-- 
2.51.0