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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-04-13 00:36:15 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-04-13 00:36:15 +0200
commit17528b31c5e2b2d40bb52954af88849303ebb915 (patch)
tree70ca684e33a6579d12d5a887c86bfd3f74894e14 /drivers/pnp/driver.c
parent9a9ca16e7a36a9daa93f6d2cf912170091d91ed6 (diff)
parent71150d226564686ef32d15d29edfd18346f6e929 (diff)
downloadop-kernel-dev-17528b31c5e2b2d40bb52954af88849303ebb915.zip
op-kernel-dev-17528b31c5e2b2d40bb52954af88849303ebb915.tar.gz
Merge branch 'pnp'
* pnp: PNP: Avoid leaving unregistered device objects in lists PNP: Convert pnp_lock into a mutex PNP: tty/serial/8250/8250_fintek: Use module_pnp_driver to register driver PNP: platform/x86/apple-gmux: Use module_pnp_driver to register driver PNP: net/sb1000: Use module_pnp_driver to register driver PNP: media/rc: Use module_pnp_driver to register driver PNP: ide/ide-pnp: Use module_pnp_driver to register driver PNP: ata/pata_isapnp: Use module_pnp_driver to register driver PNP: tpm/tpm_infineon: Use module_pnp_driver to register driver PNP: Add helper macro for pnp_register_driver boilerplate PNP / ACPI: Use ACPI_COMPANION_SET() during initialization
Diffstat (limited to 'drivers/pnp/driver.c')
-rw-r--r--drivers/pnp/driver.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c
index 4e57d33..153a493 100644
--- a/drivers/pnp/driver.c
+++ b/drivers/pnp/driver.c
@@ -58,22 +58,22 @@ static const struct pnp_device_id *match_device(struct pnp_driver *drv,
int pnp_device_attach(struct pnp_dev *pnp_dev)
{
- spin_lock(&pnp_lock);
+ mutex_lock(&pnp_lock);
if (pnp_dev->status != PNP_READY) {
- spin_unlock(&pnp_lock);
+ mutex_unlock(&pnp_lock);
return -EBUSY;
}
pnp_dev->status = PNP_ATTACHED;
- spin_unlock(&pnp_lock);
+ mutex_unlock(&pnp_lock);
return 0;
}
void pnp_device_detach(struct pnp_dev *pnp_dev)
{
- spin_lock(&pnp_lock);
+ mutex_lock(&pnp_lock);
if (pnp_dev->status == PNP_ATTACHED)
pnp_dev->status = PNP_READY;
- spin_unlock(&pnp_lock);
+ mutex_unlock(&pnp_lock);
pnp_disable_dev(pnp_dev);
}
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