Merge pull request #8689 from m-kuhn/prevent_crash

Safety guard to prevent crashes
qgis · Dec 17, 2018 · bebc34b · bebc34b
2 parents cbe7ac6 + 6f63957
commit bebc34b
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/providers/postgres/qgspostgresprovider.cpp b/src/providers/postgres/qgspostgresprovider.cpp
@@ -2700,7 +2700,9 @@ bool QgsPostgresProvider::changeAttributeValues( const QgsChangedAttributesMap &
       {
         QVariantList k = mShared->removeFid( fid );
 
-        for ( int i = 0; i < mPrimaryKeyAttrs.size(); i++ )
+        int keyCount = std::min( mPrimaryKeyAttrs.size(), k.size() );
+
+        for ( int i = 0; i < keyCount; i++ )
         {
           int idx = mPrimaryKeyAttrs.at( i );
           if ( !attrs.contains( idx ) )