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authorDave Airlie <airlied@redhat.com>2025-09-15 17:51:07 +1000
committerDave Airlie <airlied@redhat.com>2025-09-15 17:51:07 +1000
commit0d9f0083f7a5a31d91d501467b499bb8c4b25bdf (patch)
tree5670a6d87e7cb5c421809babf9dc9e72ff40f8ae /arch/riscv/kvm/vcpu_vector.c
parent2cda9a063dd6f21e5294092a679afdcd0fc58549 (diff)
parentf83ec76bf285bea5727f478a68b894f5543ca76e (diff)
Merge tag 'v6.17-rc6' into drm-next
This is a backmerge of Linux 6.17-rc6, needed for msm, also requested by misc. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'arch/riscv/kvm/vcpu_vector.c')
-rw-r--r--arch/riscv/kvm/vcpu_vector.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/riscv/kvm/vcpu_vector.c b/arch/riscv/kvm/vcpu_vector.c
index a5f88cb717f3..05f3cc2d8e31 100644
--- a/arch/riscv/kvm/vcpu_vector.c
+++ b/arch/riscv/kvm/vcpu_vector.c
@@ -182,6 +182,8 @@ int kvm_riscv_vcpu_set_reg_vector(struct kvm_vcpu *vcpu,
struct kvm_cpu_context *cntx = &vcpu->arch.guest_context;
unsigned long reg_val;
+ if (reg_size != sizeof(reg_val))
+ return -EINVAL;
if (copy_from_user(&reg_val, uaddr, reg_size))
return -EFAULT;
if (reg_val != cntx->vector.vlenb)