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tools/include: Add IS_ERR_OR_NULL to err.h
Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: a.p.zijlstra@chello.nl Cc: ben@decadent.org.uk Link: http://lkml.kernel.org/r/20170525130005.5947-20-alexander.levin@verizon.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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@ -46,4 +46,9 @@ static inline bool __must_check IS_ERR(__force const void *ptr)
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return IS_ERR_VALUE((unsigned long)ptr);
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}
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static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr)
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{
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return unlikely(!ptr) || IS_ERR_VALUE((unsigned long)ptr);
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}
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#endif /* _LINUX_ERR_H */
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