Use prefix increment and make return value const.

1 files changed, 1 insertions, 1 deletions

diff --git a/vsm/src/vespa/vsm/vsm/docsumfilter.cpp b/vsm/src/vespa/vsm/vsm/docsumfilter.cpp
index 42ab32afbf7..70759feb41c 100644
--- a/vsm/src/vespa/vsm/vsm/docsumfilter.cpp
+++ b/vsm/src/vespa/vsm/vsm/docsumfilter.cpp
@@ -123,7 +123,7 @@ copyPathButFirst(const FieldPath & rhs) {
     // skip the element that correspond to the start field value
     FieldPath path;
     if ( ! rhs.empty()) {
-        for (auto it = rhs.begin() + 1; it != rhs.end(); it++) {
+        for (auto it = rhs.begin() + 1; it != rhs.end(); ++it) {
             path.push_back(std::make_unique<document::FieldPathEntry>(**it));
         }
     }