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author | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-05-10 07:19:23 -0400 |
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committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-05-10 07:19:23 -0400 |
commit | 71db1cd7ff4ea3b525ae7d9c97633ea281b7d981 (patch) | |
tree | 53ff3b8ecfc2869ec919e3423d69e07ddfaddd9a /drivers/usb/dwc2/hcd.c | |
parent | 7d95fb746c4eece67308f1642a666ea1ebdbd2cc (diff) | |
parent | 75bc37fefc4471e718ba8e651aa74673d4e0a9eb (diff) | |
download | linux-71db1cd7ff4ea3b525ae7d9c97633ea281b7d981.tar.bz2 |
Merge tag 'v4.17-rc4' into patchwork
Linux 4.17-rc4
* tag 'v4.17-rc4': (920 commits)
Linux 4.17-rc4
KVM: x86: remove APIC Timer periodic/oneshot spikes
genksyms: fix typo in parse.tab.{c,h} generation rules
kbuild: replace hardcoded bison in cmd_bison_h with $(YACC)
gcc-plugins: fix build condition of SANCOV plugin
MAINTAINERS: Update Kbuild entry with a few paths
Revert "usb: host: ehci: Use dma_pool_zalloc()"
platform/x86: Kconfig: Fix dell-laptop dependency chain.
platform/x86: asus-wireless: Fix NULL pointer dereference
arm64: vgic-v2: Fix proxying of cpuif access
KVM: arm/arm64: vgic_init: Cleanup reference to process_maintenance
KVM: arm64: Fix order of vcpu_write_sys_reg() arguments
MAINTAINERS & files: Canonize the e-mails I use at files
media: imx-media-csi: Fix inconsistent IS_ERR and PTR_ERR
tools: power/acpi, revert to LD = gcc
bdi: Fix oops in wb_workfn()
RDMA/cma: Do not query GID during QP state transition to RTR
IB/mlx4: Fix integer overflow when calculating optimal MTT size
IB/hfi1: Fix memory leak in exception path in get_irq_affinity()
IB/{hfi1, rdmavt}: Fix memory leak in hfi1_alloc_devdata() upon failure
...
Diffstat (limited to 'drivers/usb/dwc2/hcd.c')
-rw-r--r-- | drivers/usb/dwc2/hcd.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index 190f95964000..c51b73b3e048 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -358,9 +358,14 @@ static void dwc2_gusbcfg_init(struct dwc2_hsotg *hsotg) static int dwc2_vbus_supply_init(struct dwc2_hsotg *hsotg) { + int ret; + hsotg->vbus_supply = devm_regulator_get_optional(hsotg->dev, "vbus"); - if (IS_ERR(hsotg->vbus_supply)) - return 0; + if (IS_ERR(hsotg->vbus_supply)) { + ret = PTR_ERR(hsotg->vbus_supply); + hsotg->vbus_supply = NULL; + return ret == -ENODEV ? 0 : ret; + } return regulator_enable(hsotg->vbus_supply); } @@ -4342,9 +4347,7 @@ static int _dwc2_hcd_start(struct usb_hcd *hcd) spin_unlock_irqrestore(&hsotg->lock, flags); - dwc2_vbus_supply_init(hsotg); - - return 0; + return dwc2_vbus_supply_init(hsotg); } /* |