KVM: Use return value for error print

Commit 94ccff13 introduced a more verbose failure message and retry
operations on KVM VM creation. However, it ended up using a variable
for its failure message that hasn't been initialized yet.

Fix it to use the value it meant to set.

Cc: qemu-stable@nongnu.org
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 521f438e36b0265d66862e9cd35e4db82686ca9f)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>

diff --git a/kvm-all.c b/kvm-all.c
index 951e6e343f6aa02451fe3a6a28fd79c5bb9e7fee..9f18ea38b9e15718ad27d87d44e44f92c01736a2 100644 (file)
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1436,7 +1436,7 @@ int kvm_init(void)
     } while (ret == -EINTR);
 
     if (ret < 0) {
-        fprintf(stderr, "ioctl(KVM_CREATE_VM) failed: %d %s\n", -s->vmfd,
+        fprintf(stderr, "ioctl(KVM_CREATE_VM) failed: %d %s\n", -ret,
                 strerror(-ret));
 
 #ifdef TARGET_S390X