memory: constify memory_region_name

It doesn't change the MR and some prospective call sites will have
const MRs at hand.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/memory.c b/memory.c
index f11c035f0e..1cde6ff660 100644
--- a/memory.c
+++ b/memory.c
@@ -1308,7 +1308,7 @@ uint64_t memory_region_size(MemoryRegion *mr)
     return int128_get64(mr->size);
 }
 
-const char *memory_region_name(MemoryRegion *mr)
+const char *memory_region_name(const MemoryRegion *mr)
 {
     return mr->name;
 }