Don't rescue Exception, but StandardError

app/controllers/ci/lints_controller.rb

@@ -15,10 +15,10 @@ module Ci
         @builds = @config_processor.builds
         @status = true
       end
-    rescue Ci::GitlabCiYamlProcessor::ValidationError => e
+    rescue Ci::GitlabCiYamlProcessor::ValidationError, Psych::SyntaxError => e
       @error = e.message
       @status = false
-    rescue Exception
+    rescue
       @error = "Undefined error"
       @status = false
     end

app/models/ci/commit.rb

@@ -190,14 +190,11 @@ module Ci
     def config_processor
       return nil unless ci_yaml_file
       @config_processor ||= Ci::GitlabCiYamlProcessor.new(ci_yaml_file, gl_project.path_with_namespace)
-    rescue Ci::GitlabCiYamlProcessor::ValidationError => e
+    rescue Ci::GitlabCiYamlProcessor::ValidationError, Psych::SyntaxError => e
       save_yaml_error(e.message)
       nil
-    rescue Psych::SyntaxError => e
-      save_yaml_error(e.message)
-      nil
-    rescue Exception
-      save_yaml_error("Undefined yaml error")
+    rescue
+      save_yaml_error("Undefined error")
       nil
     end