[thin_delta] Allow optional arg when using -m

2015-07-28 11:26:58 +01:00
parent 93fb540bd4
commit 3a881e9513
3 changed files with 22 additions and 16 deletions
--- a/thin-provisioning/superblock.cc
+++ b/thin-provisioning/superblock.cc
@@ -188,10 +188,8 @@ namespace thin_provisioning {
 			read_superblock(open_bm(path, block_manager<>::READ_ONLY, false), 0);
 		uint64_t ms = sb.metadata_snap_;

-		if (!ms) {
-			cerr << "no metadata snapshot found!" << endl;
-			exit(1);
-		}
+		if (!ms)
+			throw runtime_error("no metadata snapshot found!\n");

 		return ms;
 	}