storage: rbd: use VIR_REALLOC in the loop

If there are more than 16 images, the memory allocated in images
might be leaked on subsequent execution(s).

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

diff --git a/src/storage/storage_backend_rbd.c b/src/storage/storage_backend_rbd.c
index 315bef2feeb0b677c07ce0145deb25f24cf8fa5c..d3056287dfbcb8fe2701850b446a5dc3dc8527f1 100644 (file)
--- a/src/storage/storage_backend_rbd.c
+++ b/src/storage/storage_backend_rbd.c
@@ -620,7 +620,7 @@ virStorageBackendRBDGetVolNames(virStorageBackendRBDStatePtr ptr)
     size_t i;
 
     while (true) {
-        if (VIR_ALLOC_N(images, nimages) < 0)
+        if (VIR_REALLOC_N(images, nimages) < 0)
             goto error;
 
         rc = rbd_list2(ptr->ioctx, images, &nimages);