[VOL-3375]Remove field pkg from log statements

Change-Id: Iee3a7d41ea6cdc539aaf7bc670e09ae27a98030f
diff --git a/rw_core/core/device/common.go b/rw_core/core/device/common.go
index f73839b..51b6ddd 100644
--- a/rw_core/core/device/common.go
+++ b/rw_core/core/device/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "device"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/event/common.go b/rw_core/core/device/event/common.go
index f97acbc..cb7e7a1 100644
--- a/rw_core/core/device/event/common.go
+++ b/rw_core/core/device/event/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "queue"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/flow/common.go b/rw_core/core/device/flow/common.go
index 79d5d21..07ab41b 100644
--- a/rw_core/core/device/flow/common.go
+++ b/rw_core/core/device/flow/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "flow"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/group/common.go b/rw_core/core/device/group/common.go
index 002fc2a..5b125e9 100644
--- a/rw_core/core/device/group/common.go
+++ b/rw_core/core/device/group/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "group"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/logical_port/common.go b/rw_core/core/device/logical_port/common.go
index df435c1..7edc663 100644
--- a/rw_core/core/device/logical_port/common.go
+++ b/rw_core/core/device/logical_port/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "port"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/meter/common.go b/rw_core/core/device/meter/common.go
index cb96168..27badcf 100644
--- a/rw_core/core/device/meter/common.go
+++ b/rw_core/core/device/meter/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "meter"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/port/common.go b/rw_core/core/device/port/common.go
index df435c1..7edc663 100644
--- a/rw_core/core/device/port/common.go
+++ b/rw_core/core/device/port/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "port"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}
diff --git a/rw_core/core/device/remote/common.go b/rw_core/core/device/remote/common.go
index 6ea0732..9ae72e9 100644
--- a/rw_core/core/device/remote/common.go
+++ b/rw_core/core/device/remote/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "remote"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}