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NFC: st21nfcb: Fix st21nfcb_nci_close

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When closing st21nfcb driver, flag ST21NFCB_NCI_RUNNING can be cleared
only once the ndlc and the transport (i2c or spi) layers are released.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Christophe Ricard 2015-06-06 13:16:46 +02:00 committed by Samuel Ortiz
parent 6628b09f03
commit cc1417eb24
1 changed files with 3 additions and 1 deletions
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4
drivers/nfc/st21nfcb/st21nfcb.c
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@ -47,11 +47,13 @@ static int st21nfcb_nci_close(struct nci_dev *ndev)
{
struct st21nfcb_nci_info *info = nci_get_drvdata(ndev);
if (!test_and_clear_bit(ST21NFCB_NCI_RUNNING, &info->flags))
if (!test_bit(ST21NFCB_NCI_RUNNING, &info->flags))
return 0;
ndlc_close(info->ndlc);
clear_bit(ST21NFCB_NCI_RUNNING, &info->flags);
return 0;
}