diff mbox

[v2,3/4,media] lirc_bt829: Enable and disable device

Message ID 1378348339.27597.17.camel@deadeye.wl.decadent.org.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Ben Hutchings Sept. 5, 2013, 2:32 a.m. UTC 
We must not assume that the PCI device is already enabled.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 drivers/staging/media/lirc/lirc_bt829.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/staging/media/lirc/lirc_bt829.c b/drivers/staging/media/lirc/lirc_bt829.c
index a61d233..623f10e 100644
--- a/drivers/staging/media/lirc/lirc_bt829.c
+++ b/drivers/staging/media/lirc/lirc_bt829.c
@@ -126,9 +126,13 @@  int init_module(void)
 	if (pdev == NULL)
 		return -ENODEV;
 
+	rc = pci_enable_device(pdev);
+	if (rc)
+		goto err_put_dev;
+
 	if (!atir_init_start()) {
 		rc = -ENODEV;
-		goto err_put_dev;
+		goto err_disable;
 	}
 
 	strcpy(atir_driver.name, "ATIR");
@@ -154,6 +158,8 @@  int init_module(void)
 
 err_unmap:
 	iounmap(pci_addr_lin);
+err_disable:
+	pci_disable_device(pdev);
 err_put_dev:
 	pci_dev_put(pdev);
 	return rc;
@@ -166,6 +172,7 @@  void cleanup_module(void)
 
 	lirc_unregister_driver(atir_minor);
 	iounmap(pci_addr_lin);
+	pci_disable_device(pdev);
 	pci_dev_put(pdev);
 }