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[v2,12/16] mtd: rawnand: tango: fix probe function error path

Message ID 20180321130157.9524-13-miquel.raynal@bootlin.com
State Accepted
Delegated to: Boris Brezillon
Headers show
Series Fix probe functions error path | expand

Commit Message

Miquel Raynal March 21, 2018, 1:01 p.m. UTC 
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>
---
 drivers/mtd/nand/raw/tango_nand.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/mtd/nand/raw/tango_nand.c b/drivers/mtd/nand/raw/tango_nand.c
index c5bee00b7f5e..f54518ffb36a 100644
--- a/drivers/mtd/nand/raw/tango_nand.c
+++ b/drivers/mtd/nand/raw/tango_nand.c
@@ -591,8 +591,10 @@  static int chip_init(struct device *dev, struct device_node *np)
 	tchip->bb_cfg = BB_CFG(mtd->writesize, BBM_SIZE);
 
 	err = mtd_device_register(mtd, NULL, 0);
-	if (err)
+	if (err) {
+		nand_cleanup(chip);
 		return err;
+	}
 
 	nfc->chips[cs] = tchip;