Fail on lint errors during CI build.

.travis.yml

@@ -13,6 +13,7 @@ env:
 - ARCH=i686
 
 script:
+- make
 - make test GOFLAGS="-race"
 - make coverage
 

Makefile

@@ -83,8 +83,8 @@ fmt:
 
 lint:
 	@echo "Running $@:"
-	@GO15VENDOREXPERIMENT=1 ${GOPATH}/bin/golint github.com/minio/minio/cmd...
-	@GO15VENDOREXPERIMENT=1 ${GOPATH}/bin/golint github.com/minio/minio/pkg...
+	@GO15VENDOREXPERIMENT=1 ${GOPATH}/bin/golint -set_exit_status github.com/minio/minio/cmd...
+	@GO15VENDOREXPERIMENT=1 ${GOPATH}/bin/golint -set_exit_status github.com/minio/minio/pkg...
 
 ineffassign:
 	@echo "Running $@:"

cmd/postpolicyform_test.go

@@ -58,7 +58,7 @@ func TestPostPolicyForm(t *testing.T) {
 	for i, tt := range testCases {
 		formValues := make(map[string]string)
 		formValues["Bucket"] = tt.Bucket
-		formValues["Acl"] = tt.Acl
+		formValues["Acl"] = tt.ACL
 		formValues["Key"] = tt.Key
 		formValues["X-Amz-Date"] = tt.XAmzDate
 		formValues["X-Amz-Meta-Uuid"] = tt.XAmzMetaUUID