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path: root/drivers/char/tpm/tpm.c
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Diffstat (limited to 'drivers/char/tpm/tpm.c')
-rw-r--r--drivers/char/tpm/tpm.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 4f18f84b498..02a495c2e06 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -1133,23 +1133,33 @@ int tpm_pm_resume(struct device *dev)
}
EXPORT_SYMBOL_GPL(tpm_pm_resume);
+/* In case vendor provided release function, call it too.*/
+
+void tpm_dev_vendor_release(struct tpm_chip *chip)
+{
+ if (chip->vendor.release)
+ chip->vendor.release(chip->dev);
+
+ clear_bit(chip->dev_num, dev_mask);
+ kfree(chip->vendor.miscdev.name);
+}
+EXPORT_SYMBOL_GPL(tpm_dev_vendor_release);
+
+
/*
* Once all references to platform device are down to 0,
* release all allocated structures.
- * In case vendor provided release function, call it too.
*/
static void tpm_dev_release(struct device *dev)
{
struct tpm_chip *chip = dev_get_drvdata(dev);
- if (chip->vendor.release)
- chip->vendor.release(dev);
- chip->release(dev);
+ tpm_dev_vendor_release(chip);
- clear_bit(chip->dev_num, dev_mask);
- kfree(chip->vendor.miscdev.name);
+ chip->release(dev);
kfree(chip);
}
+EXPORT_SYMBOL_GPL(tpm_dev_release);
/*
* Called from tpm_<specific>.c probe function only for devices