4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit dc01a28d80a42cef08c94dfc595565aaebe46d15 upstream.
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@xxxxxxxxxx>
Signed-off-by: Brian Norris <computersforpeace@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/mtd/maps/sa1100-flash.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- 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(
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;
--
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