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usb: dwc2: cleanup with list_first_entry_or_null()
The combo of list_empty() check and return list_first_entry() can be replaced with list_first_entry_or_null(). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: John Youn <johnyoun@synopsys.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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1 changed files with 2 additions and 4 deletions
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@ -1099,10 +1099,8 @@ static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value, bool now);
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*/
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*/
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static struct dwc2_hsotg_req *get_ep_head(struct dwc2_hsotg_ep *hs_ep)
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static struct dwc2_hsotg_req *get_ep_head(struct dwc2_hsotg_ep *hs_ep)
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{
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{
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if (list_empty(&hs_ep->queue))
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return list_first_entry_or_null(&hs_ep->queue, struct dwc2_hsotg_req,
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return NULL;
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queue);
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return list_first_entry(&hs_ep->queue, struct dwc2_hsotg_req, queue);
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}
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}
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/**
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/**
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