diff --git a/firmware/ec/inc/subsystem/rffe/rffe_powermonitor.h b/firmware/ec/inc/subsystem/rffe/rffe_powermonitor.h
index 659ad12071..65e73e7132 100644
--- a/firmware/ec/inc/subsystem/rffe/rffe_powermonitor.h
+++ b/firmware/ec/inc/subsystem/rffe/rffe_powermonitor.h
@@ -41,7 +41,8 @@ typedef enum {
     RFFE_HB_F_POWER = 0,
     RFFE_HB_R_POWER,
     RFFE_LB_F_POWER,
-    RFFE_LB_R_POWER
+    RFFE_LB_R_POWER,
+    RFFE_INVALID_POWER
 } eRffePowerDetect;
 
 /*
diff --git a/firmware/ec/src/devices/eth_sw.c b/firmware/ec/src/devices/eth_sw.c
index e54b12d853..bc22ab31d8 100644
--- a/firmware/ec/src/devices/eth_sw.c
+++ b/firmware/ec/src/devices/eth_sw.c
@@ -531,7 +531,6 @@ ReturnStatus eth_sw_config_tiva_client(void *driver, void *params)
 {
     ReturnStatus ret = RETURN_OK;
     int count = 0;
-    Eth_cfg *s_eth_cfg = (Eth_cfg *)driver;
     Eth_TcpClient_Params *s_eth_tcpParams = (Eth_TcpClient_Params *)params;
 
     Task_Handle taskHandle_client;
diff --git a/firmware/ec/src/devices/ocmp_wrappers/ocmp_fe.c b/firmware/ec/src/devices/ocmp_wrappers/ocmp_fe.c
index 50d0cc9dbc..ffa080b632 100644
--- a/firmware/ec/src/devices/ocmp_wrappers/ocmp_fe.c
+++ b/firmware/ec/src/devices/ocmp_wrappers/ocmp_fe.c
@@ -79,7 +79,6 @@ bool static _set_config(void *driver, unsigned int param_id, void *return_buf)
     rffeBand *band = (rffeBand *)return_buf;
     switch (param_id) {
         case FE_CFG_BAND: {
-            rffeChannel *cfg = driver;
             ret = rffe_ctrl_set_band(driverCfg->channel, *band);
             break;
         }
diff --git a/firmware/ec/src/post/post.c b/firmware/ec/src/post/post.c
index 7cd03cfae2..6181922f0d 100644
--- a/firmware/ec/src/post/post.c
+++ b/firmware/ec/src/post/post.c
@@ -70,7 +70,7 @@ static OCMPMessageFrame *post_create_execute_msg(OCMPSubsystem OC_subSystem);
 static void post_activate(OCMPMessageFrame *pPOSTMsg);
 static void post_process_rx_msg(OCMPMessageFrame *pPOSTMsg);
 static void post_move_to_next_subsystem();
-static void post_update_result_to_bigbrother(OCMPMessageFrame *pPOSTMsg);
+/* static void post_update_result_to_bigbrother(OCMPMessageFrame *pPOSTMsg); */
 
 /*****************************************************************************
  **    FUNCTION NAME   : _post_complete
diff --git a/firmware/ec/src/post/post_util.c b/firmware/ec/src/post/post_util.c
index 6e13222f35..c3cd372e7b 100644
--- a/firmware/ec/src/post/post_util.c
+++ b/firmware/ec/src/post/post_util.c
@@ -12,6 +12,7 @@
 #include "inc/common/system_states.h"
 #include "platform/oc-sdr/schema/schema.h"
 #include "src/registry/SSRegistry.h"
+#include <string.h>
 
 extern const Component sys_schema[OC_SS_MAX_LIMIT];
 extern OCSubsystem *ss_reg[SUBSYSTEM_COUNT];
@@ -52,6 +53,12 @@ void post_update_POSTData(POSTData *pData, uint8_t I2CBus, uint8_t devAddress,
     pData->devId = devId;
 }
 #else
+
+extern void post_update_POSTStatus(POSTData *pData, ePostCode status);
+extern void post_init_POSTData(POSTData *pData, OCMPSubsystem subsystem,
+                        uint8_t devSno);
+void post_update_POSTresult(POSTData *postData);
+
 static uint8_t deviceCount = 0;
 
 /* Execute POST for a given device driver (performs deep copy of alert_data) */
@@ -93,6 +100,8 @@ static ePostCode _postDriver(const Component *subsystem, const Component *dev,
                              "failed.");
         }
     }
+
+    return postcode;
 }
 
 ReturnStatus _execPost(OCMPMessageFrame *pMsg, unsigned int subsystem_id)
@@ -118,7 +127,6 @@ ReturnStatus _execPost(OCMPMessageFrame *pMsg, unsigned int subsystem_id)
         }
     }
     POSTData postData;
-    ePostCode postcode = POST_DEV_MISSING;
     uint8_t devSno = 0;
     const Component *comp = &subsystem->components[0];
     for (uint8_t comp_id = 0; (comp && comp->name);
@@ -198,7 +206,6 @@ ReturnStatus _execPost(OCMPMessageFrame *pMsg, unsigned int subsystem_id)
 void post_update_POSTresult(POSTData *postData)
 {
     /* Write a device info to flash but use a dummy function for REV B boards.*/
-    uint8_t iter = 0;
     /* Dump structure at particular location*/
     if ((postData->subsystem == OC_SS_SYS) && (postData->devSno == 1)) {
         deviceCount = 0;
diff --git a/firmware/ec/src/registry/SSRegistry.c b/firmware/ec/src/registry/SSRegistry.c
index 80d4964be4..8237ea6485 100644
--- a/firmware/ec/src/registry/SSRegistry.c
+++ b/firmware/ec/src/registry/SSRegistry.c
@@ -272,8 +272,6 @@ static bool _handleMsgTypePOST(OCMPMessageFrame *pMsg, const Component *comp,
                                unsigned int subsystem_id)
 {
     /* Determine driver & parameter */
-    unsigned int param_id = 0;
-    uint8_t *buf_ptr = pMsg->message.ocmp_data;
     bool dev_handled = false;
     switch (pMsg->message.action) {
         case OCMP_ACTION_TYPE_SET:
diff --git a/firmware/ec/src/subsystem/rffe/rffe_powermonitor.c b/firmware/ec/src/subsystem/rffe/rffe_powermonitor.c
index f1f31c4278..3a1895967b 100644
--- a/firmware/ec/src/subsystem/rffe/rffe_powermonitor.c
+++ b/firmware/ec/src/subsystem/rffe/rffe_powermonitor.c
@@ -119,6 +119,8 @@ ReturnStatus rffe_powermonitor_read_power(const I2C_Dev *i2c_dev,
         } else if (rfPowerSelect == RFFE_STAT_REV_POWER) {
             rfPowerDetect = RFFE_LB_R_POWER;
         }
+    } else {
+        rfPowerDetect = RFFE_INVALID_POWER;
     }
 
     /*   Bit 7 - Single-Ended/Differential Inputs(SD)