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authorChristian Borntraeger <borntraeger@de.ibm.com>2014-09-04 21:13:33 +0200
committerJiri Slaby <jslaby@suse.cz>2015-04-27 19:59:54 +0200
commit53cc322aa81ff2cdbc37f9a6c9fefe55c04e5765 (patch)
tree0b97383224c3f11c8c5e971410a79dc582b9501c
parentfb6a2a8ebe2741cd15d9f4c613c6b40cf0e40ea5 (diff)
KVM: remove redundant assignments in __kvm_set_memory_region
commit f2a25160887e00434ce1361007009120e1fecbda upstream. __kvm_set_memory_region sets r to EINVAL very early. Doing it again is not necessary. The same is true later on, where r is assigned -ENOMEM twice. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Jiri Slaby <jslaby@suse.cz>
-rw-r--r--virt/kvm/kvm_main.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index b9bf29490b12..feffb3f7c393 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -774,7 +774,6 @@ int __kvm_set_memory_region(struct kvm *kvm,
base_gfn = mem->guest_phys_addr >> PAGE_SHIFT;
npages = mem->memory_size >> PAGE_SHIFT;
- r = -EINVAL;
if (npages > KVM_MEM_MAX_NR_PAGES)
goto out;
@@ -788,7 +787,6 @@ int __kvm_set_memory_region(struct kvm *kvm,
new.npages = npages;
new.flags = mem->flags;
- r = -EINVAL;
if (npages) {
if (!old.npages)
change = KVM_MR_CREATE;
@@ -844,7 +842,6 @@ int __kvm_set_memory_region(struct kvm *kvm,
}
if ((change == KVM_MR_DELETE) || (change == KVM_MR_MOVE)) {
- r = -ENOMEM;
slots = kmemdup(kvm->memslots, sizeof(struct kvm_memslots),
GFP_KERNEL);
if (!slots)