librbd/internal.cc: prefer ++operator for non-primitive iterators

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/librbd/internal.cc b/src/librbd/internal.cc
index eb77456a7e8c4fbec7ebaf4182314977270a9a39..0663ea83cba5b02c793660880f797ebe7ba48bdc 100644 (file)
--- a/src/librbd/internal.cc
+++ b/src/librbd/internal.cc
@@ -399,7 +399,7 @@ int validate_pool(IoCtx &io_ctx, CephContext *cct) {
     os << "[";
 
     for (image_options_t::const_iterator i = (*opts_)->begin();
-        i != (*opts_)->end(); i++) {
+        i != (*opts_)->end(); ++i) {
       os << (i == (*opts_)->begin() ? "" : ", ") << image_option_name(i->first)
         << "=" << i->second;
     }