[RFC v2 10/17] nfc: st21nfcb: Fix st21nfcb_nci_close
From: Christophe Ricard <hidden>
Date: 2015-06-06 11:16:46
Subsystem:
nfc subsystem, the rest · Maintainers:
David Heidelberg, Linus Torvalds
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 <redacted> --- drivers/nfc/st21nfcb/st21nfcb.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/nfc/st21nfcb/st21nfcb.c b/drivers/nfc/st21nfcb/st21nfcb.c
index 7a51bf0..12699fa 100644
--- a/drivers/nfc/st21nfcb/st21nfcb.c
+++ b/drivers/nfc/st21nfcb/st21nfcb.c@@ -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; }
--
2.1.4
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