diff --git a/README.md b/README.md
index 42d580f..7375e72 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 [![TravisCI Build Status](https://img.shields.io/travis/gofrs/flock/master.svg?style=flat)](https://travis-ci.org/gofrs/flock)
 [![GoDoc](https://img.shields.io/badge/godoc-go--flock-blue.svg?style=flat)](https://godoc.org/github.com/gofrs/flock)
 [![License](https://img.shields.io/badge/license-BSD_3--Clause-brightgreen.svg?style=flat)](https://github.com/gofrs/flock/blob/master/LICENSE)
+[![Go Report Card](https://goreportcard.com/badge/github.com/gofrs/flock)](https://goreportcard.com/report/github.com/gofrs/flock)
 
 `flock` implements a thread-safe sync.Locker interface for file locking. It also
 includes a non-blocking TryLock() function to allow locking without blocking execution.
diff --git a/flock.go b/flock.go
index 00f6785..8f109b8 100644
--- a/flock.go
+++ b/flock.go
@@ -13,7 +13,7 @@
 // guaranteed to be the same on each platform. For example, some UNIX-like
 // operating systems will transparently convert a shared lock to an exclusive
 // lock. If you Unlock() the flock from a location where you believe that you
-// have the shared lock, you may accidently drop the exclusive lock.
+// have the shared lock, you may accidentally drop the exclusive lock.
 package flock
 
 import (
@@ -86,17 +86,17 @@ func (f *Flock) String() string {
 // conditions is met: TryLock succeeds, TryLock fails with error, or Context
 // Done channel is closed.
 func (f *Flock) TryLockContext(ctx context.Context, retryDelay time.Duration) (bool, error) {
-	return tryCtx(f.TryLock, ctx, retryDelay)
+	return tryCtx(ctx, f.TryLock, retryDelay)
 }
 
 // TryRLockContext repeatedly tries to take a shared lock until one of the
 // conditions is met: TryRLock succeeds, TryRLock fails with error, or Context
 // Done channel is closed.
 func (f *Flock) TryRLockContext(ctx context.Context, retryDelay time.Duration) (bool, error) {
-	return tryCtx(f.TryRLock, ctx, retryDelay)
+	return tryCtx(ctx, f.TryRLock, retryDelay)
 }
 
-func tryCtx(fn func() (bool, error), ctx context.Context, retryDelay time.Duration) (bool, error) {
+func tryCtx(ctx context.Context, fn func() (bool, error), retryDelay time.Duration) (bool, error) {
 	if ctx.Err() != nil {
 		return false, ctx.Err()
 	}