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authorGregory Herrero <gregory.herrero@intel.com>2015-09-29 12:08:21 +0200
committerFelipe Balbi <balbi@ti.com>2015-10-01 12:40:24 -0500
commit86de48953653777fd6f918f5c0f2107bb873eae3 (patch)
tree845f7e0aa92d35055f67fc3e90c5040eb13f3c47 /drivers/usb/dwc2
parentcd0e641c8da3c763f1f4b838a9bc30f1297f68d0 (diff)
downloadtalos-op-linux-86de48953653777fd6f918f5c0f2107bb873eae3.tar.gz
talos-op-linux-86de48953653777fd6f918f5c0f2107bb873eae3.zip
usb: dwc2: gadget: abort core init if core_reset fails
No point of continue with initialization if core is not in a sane state. Signed-off-by: Gregory Herrero <gregory.herrero@intel.com> Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com> Tested-by: Robert Baldyga <r.baldyga@samsung.com> Tested-by: Dinh Nguyen <dinguyen@opensource.altera.com> Tested-by: John Youn <johnyoun@synopsys.com> Acked-by: John Youn <johnyoun@synopsys.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2')
-rw-r--r--drivers/usb/dwc2/gadget.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 1a216c51bbe4..af4f0c165d05 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2287,7 +2287,8 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg,
u32 val;
if (!is_usb_reset)
- dwc2_hsotg_corereset(hsotg);
+ if (dwc2_hsotg_corereset(hsotg))
+ return;
/*
* we must now enable ep0 ready for host detection and then
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