kvm: Remove static return code of kvm_handle_io

Improve the readability of the exit dispatcher by moving the static
return value of kvm_handle_io to its caller.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/kvm-all.c b/kvm-all.c
index 0c20f9e858c9ae492433770a5e2d6d91626e9649..4729ec59818b7afccfa598035a97d30c7583c674 100644 (file)
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -774,8 +774,8 @@ err:
     return ret;
 }
 
-static int kvm_handle_io(uint16_t port, void *data, int direction, int size,
-                         uint32_t count)
+static void kvm_handle_io(uint16_t port, void *data, int direction, int size,
+                          uint32_t count)
 {
     int i;
     uint8_t *ptr = data;
@@ -809,8 +809,6 @@ static int kvm_handle_io(uint16_t port, void *data, int direction, int size,
 
         ptr += size;
     }
-
-    return 1;
 }
 
 #ifdef KVM_CAP_INTERNAL_ERROR_DATA
@@ -944,11 +942,12 @@ int kvm_cpu_exec(CPUState *env)
         switch (run->exit_reason) {
         case KVM_EXIT_IO:
             DPRINTF("handle_io\n");
-            ret = kvm_handle_io(run->io.port,
-                                (uint8_t *)run + run->io.data_offset,
-                                run->io.direction,
-                                run->io.size,
-                                run->io.count);
+            kvm_handle_io(run->io.port,
+                          (uint8_t *)run + run->io.data_offset,
+                          run->io.direction,
+                          run->io.size,
+                          run->io.count);
+            ret = 1;
             break;
         case KVM_EXIT_MMIO:
             DPRINTF("handle_mmio\n");