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authorStefan Berger <stefanb@linux.vnet.ibm.com>2011-07-23 01:39:20 +0400
committerJames Morris <jmorris@namei.org>2011-07-26 04:34:34 +0400
commit29412f0f6a19e34336368f13eab848091c343952 (patch)
tree36c1c422022b4cfb4a98b60dd936ca4f98d24911 /drivers/char/tpm/tpm_nsc.c
parent968543100a75bef892f52eb86e92e83b3b7bc581 (diff)
downloadlinux-29412f0f6a19e34336368f13eab848091c343952.tar.xz
tpm_nsc: Fix bug when loading multiple TPM drivers
This patch fixes kernel bugzilla 34572. https://bugzilla.kernel.org/show_bug.cgi?id=34572 Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Reported-by: Witold Baryluk <baryluk@smp.if.uj.edu.pl> Tested-by: Witold Baryluk <baryluk@smp.if.uj.edu.pl> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'drivers/char/tpm/tpm_nsc.c')
-rw-r--r--drivers/char/tpm/tpm_nsc.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/char/tpm/tpm_nsc.c b/drivers/char/tpm/tpm_nsc.c
index a605cb7dd898..82facc9104c7 100644
--- a/drivers/char/tpm/tpm_nsc.c
+++ b/drivers/char/tpm/tpm_nsc.c
@@ -330,12 +330,12 @@ static int __init init_nsc(void)
pdev->dev.driver = &nsc_drv.driver;
pdev->dev.release = tpm_nsc_remove;
- if ((rc = platform_device_register(pdev)) < 0)
- goto err_free_dev;
+ if ((rc = platform_device_add(pdev)) < 0)
+ goto err_put_dev;
if (request_region(base, 2, "tpm_nsc0") == NULL ) {
rc = -EBUSY;
- goto err_unreg_dev;
+ goto err_del_dev;
}
if (!(chip = tpm_register_hardware(&pdev->dev, &tpm_nsc))) {
@@ -382,10 +382,10 @@ static int __init init_nsc(void)
err_rel_reg:
release_region(base, 2);
-err_unreg_dev:
- platform_device_unregister(pdev);
-err_free_dev:
- kfree(pdev);
+err_del_dev:
+ platform_device_del(pdev);
+err_put_dev:
+ platform_device_put(pdev);
err_unreg_drv:
platform_driver_unregister(&nsc_drv);
return rc;