diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2012-06-26 17:40:32 +0530 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2012-07-02 10:40:49 +0300 |
| commit | ded017ee6c7b90f7356bd8488f8af1c10ba90490 (patch) | |
| tree | 1ed1612aa13f24e1aa8480fb497d2a0311fae9cc /drivers/power/pda_power.c | |
| parent | b8a3efa3a363720687d21228d6b23b988a223bbb (diff) | |
| download | op-kernel-dev-ded017ee6c7b90f7356bd8488f8af1c10ba90490.zip op-kernel-dev-ded017ee6c7b90f7356bd8488f8af1c10ba90490.tar.gz | |
usb: phy: fix return value check of usb_get_phy
usb_get_phy will return -ENODEV if it's not able to find the phy. Hence
fixed all the callers of usb_get_phy to check for this error condition
instead of relying on a non-zero value as success condition.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/power/pda_power.c')
| -rw-r--r-- | drivers/power/pda_power.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c index 7602d49..8dbcd53 100644 --- a/drivers/power/pda_power.c +++ b/drivers/power/pda_power.c @@ -322,11 +322,11 @@ static int pda_power_probe(struct platform_device *pdev) #ifdef CONFIG_USB_OTG_UTILS transceiver = usb_get_phy(USB_PHY_TYPE_USB2); - if (transceiver && !pdata->is_usb_online) { - pdata->is_usb_online = otg_is_usb_online; - } - if (transceiver && !pdata->is_ac_online) { - pdata->is_ac_online = otg_is_ac_online; + if (!IS_ERR_OR_NULL(transceiver)) { + if (!pdata->is_usb_online) + pdata->is_usb_online = otg_is_usb_online; + if (!pdata->is_ac_online) + pdata->is_ac_online = otg_is_ac_online; } #endif @@ -373,7 +373,7 @@ static int pda_power_probe(struct platform_device *pdev) } #ifdef CONFIG_USB_OTG_UTILS - if (transceiver && pdata->use_otg_notifier) { + if (!IS_ERR_OR_NULL(transceiver) && pdata->use_otg_notifier) { otg_nb.notifier_call = otg_handle_notification; ret = usb_register_notifier(transceiver, &otg_nb); if (ret) { @@ -408,7 +408,7 @@ usb_supply_failed: if (pdata->is_ac_online && ac_irq) free_irq(ac_irq->start, &pda_psy_ac); #ifdef CONFIG_USB_OTG_UTILS - if (transceiver) + if (!IS_ERR_OR_NULL(transceiver)) usb_put_phy(transceiver); #endif ac_irq_failed: @@ -443,7 +443,7 @@ static int pda_power_remove(struct platform_device *pdev) if (pdata->is_ac_online) power_supply_unregister(&pda_psy_ac); #ifdef CONFIG_USB_OTG_UTILS - if (transceiver) + if (!IS_ERR_OR_NULL(transceiver)) usb_put_phy(transceiver); #endif if (ac_draw) { |
