[PATCH 05/17] mtd: rawnand: nandsim: Keep track of the created debugfs entries

[Miquel Raynal <miquel.raynal@xxxxxxxxxxx>]

Debugfs entries should be removed in the error path, so first, keep
track of them.

Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
---
 drivers/mtd/nand/raw/nandsim.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/mtd/nand/raw/nandsim.c b/drivers/mtd/nand/raw/nandsim.c
index 5b427a50bc27..c8e9c70a6641 100644
--- a/drivers/mtd/nand/raw/nandsim.c
+++ b/drivers/mtd/nand/raw/nandsim.c
@@ -353,6 +353,9 @@ struct nandsim {
 	void *file_buf;
 	struct page *held_pages[NS_MAX_HELD_PAGES];
 	int held_cnt;
+
+	/* debugfs entry */
+	struct dentry *dent;
 };
 
 /*
@@ -495,7 +498,6 @@ DEFINE_SHOW_ATTRIBUTE(ns);
 static int ns_debugfs_create(struct nandsim *ns)
 {
 	struct dentry *root = nsmtd->dbg.dfs_dir;
-	struct dentry *dent;
 
 	/*
 	 * Just skip debugfs initialization when the debugfs directory is
@@ -508,9 +510,9 @@ static int ns_debugfs_create(struct nandsim *ns)
 		return 0;
 	}
 
-	dent = debugfs_create_file("nandsim_wear_report", 0400, root, ns,
-				   &ns_fops);
-	if (IS_ERR_OR_NULL(dent)) {
+	ns->dent = debugfs_create_file("nandsim_wear_report", 0400, root, ns,
+				       &ns_fops);
+	if (IS_ERR_OR_NULL(ns->dent)) {
 		NS_ERR("cannot create \"nandsim_wear_report\" debugfs entry\n");
 		return -1;
 	}
-- 
2.20.1


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