ath10k: fix checkpatch warnings related to spaces

Fix checkpatch warnings about use of spaces with operators:

spaces preferred around that '*' (ctx:VxV)

This has been recently added to checkpatch.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index c30a394..4300410 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -3846,7 +3846,7 @@
 		goto out;
 	}
 
-	ret = wait_for_completion_timeout(&ar->scan.completed, 3*HZ);
+	ret = wait_for_completion_timeout(&ar->scan.completed, 3 * HZ);
 	if (ret == 0) {
 		ath10k_warn(ar, "failed to receive scan abortion completion: timed out\n");
 		ret = -ETIMEDOUT;
@@ -3926,7 +3926,7 @@
 	if (ret)
 		return ret;
 
-	ret = wait_for_completion_timeout(&ar->scan.started, 1*HZ);
+	ret = wait_for_completion_timeout(&ar->scan.started, 1 * HZ);
 	if (ret == 0) {
 		ret = ath10k_scan_stop(ar);
 		if (ret)
@@ -6168,7 +6168,7 @@
 	return ret;
 }
 
-#define ATH10K_ROC_TIMEOUT_HZ (2*HZ)
+#define ATH10K_ROC_TIMEOUT_HZ (2 * HZ)
 
 static int ath10k_remain_on_channel(struct ieee80211_hw *hw,
 				    struct ieee80211_vif *vif,
@@ -6232,7 +6232,7 @@
 		goto exit;
 	}
 
-	ret = wait_for_completion_timeout(&ar->scan.on_channel, 3*HZ);
+	ret = wait_for_completion_timeout(&ar->scan.on_channel, 3 * HZ);
 	if (ret == 0) {
 		ath10k_warn(ar, "failed to switch to channel for roc scan\n");