Messages in this thread | | | Subject | Re: linux-next: build warning after merge of the phy-next tree | From | wlf <> | Date | Wed, 16 Nov 2016 21:28:43 +0800 |
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Hi Stephen,
在 2016年11月16日 11:00, Stephen Rothwell 写道: > Hi Kishon, > > After merging the phy-next tree, today's linux-next build (x86_64 > allmodconfig) produced this warning: > > drivers/phy/phy-rockchip-inno-usb2.c: In function 'rockchip_chg_detect_work': > drivers/phy/phy-rockchip-inno-usb2.c:717:7: warning: 'tmout' may be used uninitialized in this function [-Wmaybe-uninitialized] > if (tmout) { > ^ > > Introduced by commit > > 0c42fe48fd23 ("phy: rockchip-inno-usb2: support otg-port for rk3399") The variable "tmout" is initialized in the prior code "case USB_CHG_STATE_WAIT_FOR_DCD", and this case will be executed before "if (tmout)", so I think it's a mis-warning for some special compiler.
Could you provide me some suggestion about this warning? Should I upload a new patch to fix this compiler mis-warning or just ignore it ? :-)
Best regards, wulf
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