Messages in this thread Patch in this message | | | From | Ding Xiang <> | Subject | [PATCH 1/2] tools: include: Add PTR_ERR_OR_ZERO to err.h | Date | Fri, 7 Sep 2018 09:34:41 +0800 |
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Add PTR_ERR_OR_ZERO, and tools can use it.
Signed-off-by: Ding Xiang <dingxiang@cmss.chinamobile.com> --- tools/include/linux/err.h | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/tools/include/linux/err.h b/tools/include/linux/err.h index 7a8b61a..0946496 100644 --- a/tools/include/linux/err.h +++ b/tools/include/linux/err.h @@ -52,4 +52,11 @@ static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr) return unlikely(!ptr) || IS_ERR_VALUE((unsigned long)ptr); } +static inline int __must_check PTR_ERR_OR_ZERO(__force const void *ptr) +{ + if (IS_ERR(ptr)) + return PTR_ERR(ptr); + else + return 0; +} #endif /* _LINUX_ERR_H */ -- 1.9.1
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