mtd: rawnand: denali: fix probe function error path

An error after nand_scan_tail() should trigger a nand_cleanup().
The helper mtd_device_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, 3 insertions, 1 deletions

diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c
index 313c7f50621b..2a302a1d1430 100644
--- a/drivers/mtd/nand/raw/denali.c
+++ b/drivers/mtd/nand/raw/denali.c
@@ -1384,10 +1384,12 @@ int denali_init(struct denali_nand_info *denali)
         ret = mtd_device_register(mtd, NULL, 0);
         if (ret) {
                 dev_err(denali->dev, "Failed to register MTD: %d\n", ret);
-                goto free_buf;
+                goto cleanup_nand;
         }
         return 0;
 
+cleanup_nand:
+        nand_cleanup(chip);
 free_buf:
         kfree(denali->buf);
 disable_irq: