disp: msm: dp: avoid return value check for certain debugfs functions

Adapt 5.15 kernel upstream change to return void for
debugfs_create_bool.

Change-Id: I0cdb4c65ff6e476c7592b2a61e43c40cd757ab7a
Signed-off-by: Sandeep Gangadharaiah <[email protected]>

msm/dp/dp_debug.c

@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
  * Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
  */
 
@@ -2054,25 +2055,10 @@ static int dp_debug_init_hdcp(struct dp_debug_private *debug,
 		struct dentry *dir)
 {
 	int rc = 0;
-	struct dentry *file;
 
-	file = debugfs_create_bool("hdcp_wait_sink_sync", 0644, dir,
-			&debug->dp_debug.hdcp_wait_sink_sync);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs hdcp_wait_sink_sync failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("hdcp_wait_sink_sync", 0644, dir, &debug->dp_debug.hdcp_wait_sink_sync);
 
-	file = debugfs_create_bool("force_encryption", 0644, dir,
-			&debug->dp_debug.force_encryption);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs force_encryption failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("force_encryption", 0644, dir, &debug->dp_debug.force_encryption);
 
 	return rc;
 }
@@ -2203,23 +2189,9 @@ static int dp_debug_init_sim(struct dp_debug_private *debug, struct dentry *dir)
 		return rc;
 	}
 
-	file = debugfs_create_bool("skip_uevent", 0644, dir,
-			&debug->dp_debug.skip_uevent);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs skip_uevent failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("skip_uevent", 0644, dir, &debug->dp_debug.skip_uevent);
 
-	file = debugfs_create_bool("force_multi_func", 0644, dir,
-			&debug->hpd->force_multi_func);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs force_multi_func failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("force_multi_func", 0644, dir, &debug->hpd->force_multi_func);
 
 	return rc;
 }
@@ -2228,25 +2200,10 @@ static int dp_debug_init_dsc_fec(struct dp_debug_private *debug,
 		struct dentry *dir)
 {
 	int rc = 0;
-	struct dentry *file;
 
-	file = debugfs_create_bool("dsc_feature_enable", 0644, dir,
-			&debug->parser->dsc_feature_enable);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs dsc_feature failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("dsc_feature_enable", 0644, dir, &debug->parser->dsc_feature_enable);
 
-	file = debugfs_create_bool("fec_feature_enable", 0644, dir,
-			&debug->parser->fec_feature_enable);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs fec_feature_enable failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("fec_feature_enable", 0644, dir, &debug->parser->fec_feature_enable);
 
 	return rc;
 }
@@ -2299,25 +2256,10 @@ static int dp_debug_init_feature_toggle(struct dp_debug_private *debug,
 		struct dentry *dir)
 {
 	int rc = 0;
-	struct dentry *file;
 
-	file = debugfs_create_bool("ssc_enable", 0644, dir,
-			&debug->pll->ssc_en);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs ssc_enable failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("ssc_enable", 0644, dir, &debug->pll->ssc_en);
 
-	file = debugfs_create_bool("widebus_mode", 0644, dir,
-			&debug->parser->has_widebus);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs widebus_mode failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+	debugfs_create_bool("widebus_mode", 0644, dir, &debug->parser->has_widebus);
 
 	return rc;
 }
@@ -2326,16 +2268,10 @@ static int dp_debug_init_configs(struct dp_debug_private *debug,
 		struct dentry *dir)
 {
 	int rc = 0;
-	struct dentry *file;
 
-	file = debugfs_create_ulong("connect_notification_delay_ms", 0644, dir,
+	debugfs_create_ulong("connect_notification_delay_ms", 0644, dir,
 		&debug->dp_debug.connect_notification_delay_ms);
-	if (IS_ERR_OR_NULL(file)) {
-		rc = PTR_ERR(file);
-		DP_ERR("[%s] debugfs connect_notification_delay_ms failed, rc=%d\n",
-		       DEBUG_NAME, rc);
-		return rc;
-	}
+
 	debug->dp_debug.connect_notification_delay_ms =
 		DEFAULT_CONNECT_NOTIFICATION_DELAY_MS;