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authorJason Gunthorpe <jgunthorpe@obsidianresearch.com>2013-10-05 11:40:19 -0600
committerPeter Huewe <peterhuewe@gmx.de>2013-10-22 19:42:35 +0200
commitd0a40174efb0b9d232ccd1cf127cb90a2120f55b (patch)
tree7d86946113fb9c444e1f50583515181b92c7f11e /drivers/char/tpm
parent58c09e21332c4ab56ac694a71f6715db2768f53f (diff)
tpm: Remove redundant dev_set_drvdata
TPM drivers should not call dev_set_drvdata (or aliases), only the core code is allowed to call dev_set_drvdata, and it does it during tpm_register_hardware. These extra sets are harmless, but are an anti-pattern that many drivers have copied. Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Reviewed-by: Joel Schopp <jschopp@linux.vnet.ibm.com> Reviewed-by: Peter Huewe <peterhuewe@gmx.de> Acked-by: Ashley Lai <adlai@linux.vnet.ibm.com> Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Diffstat (limited to 'drivers/char/tpm')
-rw-r--r--drivers/char/tpm/tpm_i2c_infineon.c2
-rw-r--r--drivers/char/tpm/tpm_i2c_stm_st33.c2
-rw-r--r--drivers/char/tpm/xen-tpmfront.c2
3 files changed, 0 insertions, 6 deletions
diff --git a/drivers/char/tpm/tpm_i2c_infineon.c b/drivers/char/tpm/tpm_i2c_infineon.c
index b8735de8ce9..e33d8e551ef 100644
--- a/drivers/char/tpm/tpm_i2c_infineon.c
+++ b/drivers/char/tpm/tpm_i2c_infineon.c
@@ -685,7 +685,6 @@ out_vendor:
chip->dev->release = NULL;
chip->release = NULL;
tpm_dev.client = NULL;
- dev_set_drvdata(chip->dev, chip);
out_err:
return rc;
}
@@ -766,7 +765,6 @@ static int tpm_tis_i2c_remove(struct i2c_client *client)
chip->dev->release = NULL;
chip->release = NULL;
tpm_dev.client = NULL;
- dev_set_drvdata(chip->dev, chip);
return 0;
}
diff --git a/drivers/char/tpm/tpm_i2c_stm_st33.c b/drivers/char/tpm/tpm_i2c_stm_st33.c
index 5bb8e2ddd3b..1c68d9317ab 100644
--- a/drivers/char/tpm/tpm_i2c_stm_st33.c
+++ b/drivers/char/tpm/tpm_i2c_stm_st33.c
@@ -746,8 +746,6 @@ tpm_st33_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id)
tpm_get_timeouts(chip);
- i2c_set_clientdata(client, chip);
-
dev_info(chip->dev, "TPM I2C Initialized\n");
return 0;
_irq_set:
diff --git a/drivers/char/tpm/xen-tpmfront.c b/drivers/char/tpm/xen-tpmfront.c
index 7a7929ba265..9b483705694 100644
--- a/drivers/char/tpm/xen-tpmfront.c
+++ b/drivers/char/tpm/xen-tpmfront.c
@@ -386,8 +386,6 @@ static int tpmfront_probe(struct xenbus_device *dev,
tpm_get_timeouts(priv->chip);
- dev_set_drvdata(&dev->dev, priv->chip);
-
return rv;
}