summaryrefslogtreecommitdiff
path: root/drivers/char/tpm/tpm-chip.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/tpm/tpm-chip.c')
-rw-r--r--drivers/char/tpm/tpm-chip.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index 252142524..274dd0123 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -88,6 +88,7 @@ struct tpm_chip *tpmm_chip_alloc(struct device *dev,
const struct tpm_class_ops *ops)
{
struct tpm_chip *chip;
+ int rc;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
@@ -136,7 +137,11 @@ struct tpm_chip *tpmm_chip_alloc(struct device *dev,
chip->cdev.owner = chip->pdev->driver->owner;
chip->cdev.kobj.parent = &chip->dev.kobj;
- devm_add_action(dev, (void (*)(void *)) put_device, &chip->dev);
+ rc = devm_add_action(dev, (void (*)(void *)) put_device, &chip->dev);
+ if (rc) {
+ put_device(&chip->dev);
+ return ERR_PTR(rc);
+ }
return chip;
}