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mtd: maps: sa1100-flash: potential NULL dereference

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commit dc01a28d80 upstream.

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

Fixes: 72169755cf ('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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter 2016-07-15 14:06:30 +03:00 committed by Greg Kroah-Hartman
parent 3f5d8326a8
commit 4598783830
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/maps/sa1100-flash.c
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@ -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;