drm/vc4: 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> Signed-off-by: Eric Anholt <eric@anholt.net>
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@ -307,18 +307,15 @@ struct vc4_exec_info {
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static inline struct vc4_exec_info *
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vc4_first_bin_job(struct vc4_dev *vc4)
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{
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if (list_empty(&vc4->bin_job_list))
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return NULL;
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return list_first_entry(&vc4->bin_job_list, struct vc4_exec_info, head);
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return list_first_entry_or_null(&vc4->bin_job_list,
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struct vc4_exec_info, head);
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}
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static inline struct vc4_exec_info *
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vc4_first_render_job(struct vc4_dev *vc4)
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{
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if (list_empty(&vc4->render_job_list))
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return NULL;
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return list_first_entry(&vc4->render_job_list,
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struct vc4_exec_info, head);
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return list_first_entry_or_null(&vc4->render_job_list,
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struct vc4_exec_info, head);
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}
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static inline struct vc4_exec_info *
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