test/ceph_decoder: add return value check for read_file()

check the return value of read_file function call

Signed-off-by: Xing Lin <xinglin@cs.utah.edu>

diff --git a/src/test/encoding/ceph_dencoder.cc b/src/test/encoding/ceph_dencoder.cc
index dbed6f524d804bc1341bfa10ce307581db93c2ee..b562742b77223fa8e0f4b15d37eada024dfa79b6 100644 (file)
--- a/src/test/encoding/ceph_dencoder.cc
+++ b/src/test/encoding/ceph_dencoder.cc
@@ -294,7 +294,11 @@ int main(int argc, const char **argv)
        usage(cerr);
        exit(1);
       }
-      encbl.read_file(*i, &err);
+      int r = encbl.read_file(*i, &err);
+      if (r < 0) {
+        cerr << "error reading " << *i << ": " << err << std::endl;
+        exit(1);
+      }
     } else if (*i == string("export")) {
       ++i;
       if (i == args.end()) {