2 files changed, 7 insertions, 29 deletions

diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c
index a64116586b4c..43b336316fde 100644
--- a/drivers/mailbox/bcm-flexrm-mailbox.c
+++ b/drivers/mailbox/bcm-flexrm-mailbox.c
@@ -296,8 +296,6 @@ struct flexrm_mbox {
 	struct dma_pool *bd_pool;
 	struct dma_pool *cmpl_pool;
 	struct dentry *root;
-	struct dentry *config;
-	struct dentry *stats;
 	struct mbox_controller controller;
 };
 
@@ -1603,7 +1601,6 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
 					  1 << RING_CMPL_ALIGN_ORDER, 0);
 	if (!mbox->cmpl_pool) {
 		ret = -ENOMEM;
-		goto fail_destroy_bd_pool;
 	}
 
 	/* Allocate platform MSIs for each ring */
@@ -1624,28 +1621,15 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
 
 	/* Create debugfs root entry */
 	mbox->root = debugfs_create_dir(dev_name(mbox->dev), NULL);
-	if (IS_ERR_OR_NULL(mbox->root)) {
-		ret = PTR_ERR_OR_ZERO(mbox->root);
-		goto fail_free_msis;
-	}
 
 	/* Create debugfs config entry */
-	mbox->config = debugfs_create_devm_seqfile(mbox->dev,
-						   "config", mbox->root,
-						   flexrm_debugfs_conf_show);
-	if (IS_ERR_OR_NULL(mbox->config)) {
-		ret = PTR_ERR_OR_ZERO(mbox->config);
-		goto fail_free_debugfs_root;
-	}
+	debugfs_create_devm_seqfile(mbox->dev, "config", mbox->root,
+				    flexrm_debugfs_conf_show);
 
 	/* Create debugfs stats entry */
-	mbox->stats = debugfs_create_devm_seqfile(mbox->dev,
-						  "stats", mbox->root,
-						  flexrm_debugfs_stats_show);
-	if (IS_ERR_OR_NULL(mbox->stats)) {
-		ret = PTR_ERR_OR_ZERO(mbox->stats);
-		goto fail_free_debugfs_root;
-	}
+	debugfs_create_devm_seqfile(mbox->dev, "stats", mbox->root,
+				    flexrm_debugfs_stats_show);
+
 skip_debugfs:
 
 	/* Initialize mailbox controller */
@@ -1676,11 +1660,9 @@ skip_debugfs:
 
 fail_free_debugfs_root:
 	debugfs_remove_recursive(mbox->root);
-fail_free_msis:
 	platform_msi_domain_free_irqs(dev);
 fail_destroy_cmpl_pool:
 	dma_pool_destroy(mbox->cmpl_pool);
-fail_destroy_bd_pool:
 	dma_pool_destroy(mbox->bd_pool);
 fail:
 	return ret;
diff --git a/drivers/mailbox/bcm-pdc-mailbox.c b/drivers/mailbox/bcm-pdc-mailbox.c
index 8513c42f7091..fcb3b18a0678 100644
--- a/drivers/mailbox/bcm-pdc-mailbox.c
+++ b/drivers/mailbox/bcm-pdc-mailbox.c
@@ -395,8 +395,6 @@ struct pdc_state {
 	 */
 	struct scatterlist *src_sg[PDC_RING_ENTRIES];
 
-	struct dentry *debugfs_stats;  /* debug FS stats file for this PDC */
-
 	/* counters */
 	u32  pdc_requests;     /* number of request messages submitted */
 	u32  pdc_replies;      /* number of reply messages received */
@@ -501,9 +499,8 @@ static void pdc_setup_debugfs(struct pdc_state *pdcs)
 		debugfs_dir = debugfs_create_dir(KBUILD_MODNAME, NULL);
 
 	/* S_IRUSR == 0400 */
-	pdcs->debugfs_stats = debugfs_create_file(spu_stats_name, 0400,
-						  debugfs_dir, pdcs,
-						  &pdc_debugfs_stats);
+	debugfs_create_file(spu_stats_name, 0400, debugfs_dir, pdcs,
+			    &pdc_debugfs_stats);
 }
 
 static void pdc_free_debugfs(void)
@@ -1603,7 +1600,6 @@ static int pdc_probe(struct platform_device *pdev)
 	if (err)
 		goto cleanup_buf_pool;
 
-	pdcs->debugfs_stats = NULL;
 	pdc_setup_debugfs(pdcs);
 
 	dev_dbg(dev, "pdc_probe() successful");