diff --git a/global_lmac_if/src/wlan_global_lmac_if.c b/global_lmac_if/src/wlan_global_lmac_if.c
index ab4149848d49..934148572478 100644
--- a/global_lmac_if/src/wlan_global_lmac_if.c
+++ b/global_lmac_if/src/wlan_global_lmac_if.c
@@ -43,7 +43,7 @@ qdf_export_symbol(wlan_lmac_if_sptrl_set_rx_ops_register_cb);
 #endif /* WLAN_CONV_SPECTRAL_ENABLE */
 
 /*
- * spectral scan is built as seperate .ko for WIN where
+ * spectral scan is built as separate .ko for WIN where
  * MCL it is part of wlan.ko so the registration of
 .* rx ops to global lmac if layer is different between WIN
  * and MCL
diff --git a/hif/src/sdio/hif_sdio_dev.c b/hif/src/sdio/hif_sdio_dev.c
index 8ad65dcf7e38..aa760b333335 100644
--- a/hif/src/sdio/hif_sdio_dev.c
+++ b/hif/src/sdio/hif_sdio_dev.c
@@ -54,7 +54,7 @@
  * mempool, for example, data using Interface Memory,
  * desc and other using DRAM, they need different SDIO
  * mbox channels.
- * b) currently, tx mempool in LL case is seperated from
+ * b) currently, tx mempool in LL case is separated from
  * main mempool, the structure (descs at the beginning
  * of every pool buffer) is different, because they only
  * need store tx desc from host. To align with LL case,
diff --git a/umac/cmn_services/serialization/src/wlan_serialization_dequeue.c b/umac/cmn_services/serialization/src/wlan_serialization_dequeue.c
index 8abbda1e4237..79c8e4a07b0e 100644
--- a/umac/cmn_services/serialization/src/wlan_serialization_dequeue.c
+++ b/umac/cmn_services/serialization/src/wlan_serialization_dequeue.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017-2018 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -130,7 +130,7 @@ wlan_serialization_remove_all_cmd_from_queue(qdf_list_t *queue,
 		/*
 		 * active queue can't be removed directly, requester needs to
 		 * wait for active command response and send remove request for
-		 * active command seperately
+		 * active command separately
 		 */
 		if (is_active_queue) {
 			if (!psoc || !cmd_list) {
@@ -391,7 +391,7 @@ wlan_serialization_dequeue_cmd(struct wlan_serialization_command *cmd,
 	 * 2) two main types of commands to process
 	 *    a) SCAN
 	 *    b) NON-SCAN
-	 * 3) for each command there are seperate command queues per pdev
+	 * 3) for each command there are separate command queues per pdev
 	 * 4) iterate through every pdev object and find the command and remove
 	 */
 
diff --git a/umac/cmn_services/serialization/src/wlan_serialization_enqueue.c b/umac/cmn_services/serialization/src/wlan_serialization_enqueue.c
index 1af3c1aa4320..0bbc1e4a8b83 100644
--- a/umac/cmn_services/serialization/src/wlan_serialization_enqueue.c
+++ b/umac/cmn_services/serialization/src/wlan_serialization_enqueue.c
@@ -176,7 +176,7 @@ wlan_serialization_enqueue_cmd(struct wlan_serialization_command *cmd,
 	 * 2) two main types of commands to process
 	 *    a) SCAN
 	 *    b) NON-SCAN
-	 * 3) for each command there are seperate command queues per pdev
+	 * 3) for each command there are separate command queues per pdev
 	 * 4) pull pdev from vdev structure and get the command queue associated
 	 *    with that pdev and try to enqueue on those queue
 	 * 5) Thumb rule:
diff --git a/umac/dfs/core/src/misc/dfs_random_chan_sel.c b/umac/dfs/core/src/misc/dfs_random_chan_sel.c
index 5e4cf6ae9e98..1d4cc2814f91 100644
--- a/umac/dfs/core/src/misc/dfs_random_chan_sel.c
+++ b/umac/dfs/core/src/misc/dfs_random_chan_sel.c
@@ -1121,7 +1121,7 @@ static uint8_t dfs_find_ch_with_fallback(
 		/*
 		 * Only 2 blocks for 160Mhz bandwidth i.e 36-64 & 100-128
 		 * and all the channels in these blocks are continuous
-		 * and seperated by 4Mhz.
+		 * and separated by 4Mhz.
 		 */
 		for (i = 1; ((i < final_cnt)); i++) {
 			if ((final_lst[i] - final_lst[i-1]) ==
diff --git a/umac/global_umac_dispatcher/lmac_if/inc/wlan_lmac_if_def.h b/umac/global_umac_dispatcher/lmac_if/inc/wlan_lmac_if_def.h
index caf4cd4bfa18..a8e7a1d7c78d 100644
--- a/umac/global_umac_dispatcher/lmac_if/inc/wlan_lmac_if_def.h
+++ b/umac/global_umac_dispatcher/lmac_if/inc/wlan_lmac_if_def.h
@@ -643,7 +643,7 @@ struct wlan_lmac_if_target_tx_ops {
 /**
  * struct wlan_lmac_if_offchan_txrx_ops - Function pointers to check target
  *                                     capabilities related to offchan txrx.
- * @offchan_data_tid_support: To check if target supports seperate tid for
+ * @offchan_data_tid_support: To check if target supports separate tid for
  *                                     offchan data tx.
  */
 struct wlan_lmac_if_offchan_txrx_ops {