mtd: maps: sa1100-flash: potential NULL dereference

We check for NULL but then dereference "info->mtd" on the next line.

Fixes: 72169755cf36 ('mtd: maps: sa1100-flash: show parent device in sysfs')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index 142fc3d79463..784c6e1a0391 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -230,8 +230,10 @@ static struct sa_info *sa1100_setup_mtd(struct platform_device *pdev,
 
                 info->mtd = mtd_concat_create(cdev, info->num_subdev,
                                               plat->name);
-                if (info->mtd == NULL)
+                if (info->mtd == NULL) {
                         ret = -ENXIO;
+                        goto err;
+                }
         }
         info->mtd->dev.parent = &pdev->dev;