mtd: rawnand: mxc: fix probe function error path

An error after nand_scan_tail() should trigger a nand_cleanup().
The helper mtd_device_parse_register() returns an error code that should
be checked and nand_cleanup() called accordingly.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/mtd/nand/raw/mxc_nand.c b/drivers/mtd/nand/raw/mxc_nand.c
index 944ecf03d3b1..45786e707b7b 100644
--- a/drivers/mtd/nand/raw/mxc_nand.c
+++ b/drivers/mtd/nand/raw/mxc_nand.c
@@ -1911,15 +1911,18 @@ static int mxcnd_probe(struct platform_device *pdev)
                 goto escan;
 
         /* Register the partitions */
-        mtd_device_parse_register(mtd, part_probes,
-                        NULL,
-                        host->pdata.parts,
-                        host->pdata.nr_parts);
+        err = mtd_device_parse_register(mtd, part_probes, NULL,
+                                        host->pdata.parts,
+                                        host->pdata.nr_parts);
+        if (err)
+                goto cleanup_nand;
 
         platform_set_drvdata(pdev, host);
 
         return 0;
 
+cleanup_nand:
+        nand_cleanup(this);
 escan:
         if (host->clk_act)
                 clk_disable_unprepare(host->clk);