os/bluestore: fix nullptr derefence for bdev in single-device setup

Signed-off-by: Joshua Blanch <joshua.blanch@clyso.com>

diff --git a/src/os/bluestore/BlueStore.cc b/src/os/bluestore/BlueStore.cc
index b31462d8975044ac21fa81efe511a44180539110..1d5bc522b8005c843246d72ecb342e2e3334aac6 100644 (file)
--- a/src/os/bluestore/BlueStore.cc
+++ b/src/os/bluestore/BlueStore.cc
@@ -9222,6 +9222,9 @@ int BlueStore::expand_devices(ostream& out)
     }
 
     auto my_bdev = bluefs->get_block_device(devid);
+    if (!my_bdev) {
+      continue;
+    }
     my_bdev->refresh_size();
     uint64_t size = my_bdev ? my_bdev->get_size() : 0;