diff options
| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-07-24 17:09:02 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-07-24 17:09:02 -0400 |
| commit | 1592c4d62a89bbca895c568d65ce290dfbc36ecc (patch) | |
| tree | 6b979bc02ded2ea7e644c34e6939ffbbb7ee001d /drivers/usb | |
| parent | 668f455dac57050e33a43ff5fe006f6cd947fc65 (diff) | |
| parent | f0445670bd81cae9f46399d98fef5cd1622d9776 (diff) | |
Merge branch 'nfs-rdma'
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/common/usb-otg-fsm.c | 2 | ||||
| -rw-r--r-- | drivers/usb/core/hcd.c | 17 | ||||
| -rw-r--r-- | drivers/usb/dwc3/dwc3-st.c | 3 |
3 files changed, 11 insertions, 11 deletions
diff --git a/drivers/usb/common/usb-otg-fsm.c b/drivers/usb/common/usb-otg-fsm.c index 9059b7dc185e..2f537bbdda09 100644 --- a/drivers/usb/common/usb-otg-fsm.c +++ b/drivers/usb/common/usb-otg-fsm.c @@ -21,6 +21,7 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include <linux/module.h> #include <linux/kernel.h> #include <linux/types.h> #include <linux/mutex.h> @@ -450,3 +451,4 @@ int otg_statemachine(struct otg_fsm *fsm) return fsm->state_changed; } EXPORT_SYMBOL_GPL(otg_statemachine); +MODULE_LICENSE("GPL"); diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 34b837ae1ed7..d2e3f655c26f 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -2598,26 +2598,23 @@ EXPORT_SYMBOL_GPL(usb_create_hcd); * Don't deallocate the bandwidth_mutex until the last shared usb_hcd is * deallocated. * - * Make sure to only deallocate the bandwidth_mutex when the primary HCD is - * freed. When hcd_release() is called for either hcd in a peer set - * invalidate the peer's ->shared_hcd and ->primary_hcd pointers to - * block new peering attempts + * Make sure to deallocate the bandwidth_mutex only when the last HCD is + * freed. When hcd_release() is called for either hcd in a peer set, + * invalidate the peer's ->shared_hcd and ->primary_hcd pointers. */ static void hcd_release(struct kref *kref) { struct usb_hcd *hcd = container_of (kref, struct usb_hcd, kref); mutex_lock(&usb_port_peer_mutex); - if (usb_hcd_is_primary_hcd(hcd)) { - kfree(hcd->address0_mutex); - kfree(hcd->bandwidth_mutex); - } if (hcd->shared_hcd) { struct usb_hcd *peer = hcd->shared_hcd; peer->shared_hcd = NULL; - if (peer->primary_hcd == hcd) - peer->primary_hcd = NULL; + peer->primary_hcd = NULL; + } else { + kfree(hcd->address0_mutex); + kfree(hcd->bandwidth_mutex); } mutex_unlock(&usb_port_peer_mutex); kfree(hcd); diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c index 055c55b0fb54..89a2f712fdfe 100644 --- a/drivers/usb/dwc3/dwc3-st.c +++ b/drivers/usb/dwc3/dwc3-st.c @@ -233,7 +233,8 @@ static int st_dwc3_probe(struct platform_device *pdev) dev_vdbg(&pdev->dev, "glue-logic addr 0x%p, syscfg-reg offset 0x%x\n", dwc3_data->glue_base, dwc3_data->syscfg_reg_off); - dwc3_data->rstc_pwrdn = devm_reset_control_get(dev, "powerdown"); + dwc3_data->rstc_pwrdn = + devm_reset_control_get_exclusive(dev, "powerdown"); if (IS_ERR(dwc3_data->rstc_pwrdn)) { dev_err(&pdev->dev, "could not get power controller\n"); ret = PTR_ERR(dwc3_data->rstc_pwrdn); |