Misspell correction (#826)

Did a `misspell . | grep -v ^vendor` and fixed
several typos.

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

2 files changed, 2 insertions, 2 deletions

diff --git a/middleware/kubernetes/autopath.go b/middleware/kubernetes/autopath.go
index 22ef79a27..ac86cfd6b 100644
--- a/middleware/kubernetes/autopath.go
+++ b/middleware/kubernetes/autopath.go
@@ -6,7 +6,7 @@ import "github.com/miekg/dns"
 // * reverts question section of a packet to its original state.
 //   This is done to avoid the 'Question section mismatch:' error in client.
 // * Defers write to the client if the response code is NXDOMAIN.  This is needed
-//   to enable further search path probing if a search was not sucessful.
+//   to enable further search path probing if a search was not successful.
 // * Allow forced write to client regardless of response code.  This is needed to
 //   write the packet to the client if the final search in the path fails to
 //   produce results.
diff --git a/middleware/kubernetes/kubernetes_test.go b/middleware/kubernetes/kubernetes_test.go
index 740baf759..3323ff893 100644
--- a/middleware/kubernetes/kubernetes_test.go
+++ b/middleware/kubernetes/kubernetes_test.go
@@ -71,7 +71,7 @@ func TestIsNameError(t *testing.T) {
 	if !k.IsNameError(errInvalidRequest) {
 		t.Errorf("Expected 'true' for '%v'", errInvalidRequest)
 	}
-	otherErr := errors.New("Some other error occured")
+	otherErr := errors.New("Some other error occurred")
 	if k.IsNameError(otherErr) {
 		t.Errorf("Expected 'true' for '%v'", otherErr)
 	}