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authorRajiv Andrade <srajiv@linux.vnet.ibm.com>2008-10-10 18:05:20 -0400
committerJames Morris <jmorris@namei.org>2008-10-10 18:05:20 -0400
commit4bdec11f560b8f405a011288a50e65b1a81b3654 (patch)
tree92a8ad51fd1fa3a8dd4d2638cd6b20974cd0b15e /drivers
parent15c220d003f7914aab99cdb71cd7834a0c9b4557 (diff)
As pointed out by Jonathan Corbet, the timer must be deleted before
flushing the work queue in order to avoid a job being submitted after the chip had been released. Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com> Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: "Serge E. Hallyn" <serue@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/tpm/tpm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 02a495c2e068..1fee7034a386 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -1004,9 +1004,9 @@ int tpm_release(struct inode *inode, struct file *file)
1004{ 1004{
1005 struct tpm_chip *chip = file->private_data; 1005 struct tpm_chip *chip = file->private_data;
1006 1006
1007 del_singleshot_timer_sync(&chip->user_read_timer);
1007 flush_scheduled_work(); 1008 flush_scheduled_work();
1008 file->private_data = NULL; 1009 file->private_data = NULL;
1009 del_singleshot_timer_sync(&chip->user_read_timer);
1010 atomic_set(&chip->data_pending, 0); 1010 atomic_set(&chip->data_pending, 0);
1011 kfree(chip->data_buffer); 1011 kfree(chip->data_buffer);
1012 clear_bit(0, &chip->is_open); 1012 clear_bit(0, &chip->is_open);