Implement IS_ERR_OR_NULL() function.
Sponsored by: Mellanox Technologies
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=289575
@ -2,7 +2,7 @@
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* Copyright (c) 2010 Isilon Systems, Inc.
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* Copyright (c) 2010 iX Systems, Inc.
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* Copyright (c) 2010 Panasas, Inc.
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* Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
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* Copyright (c) 2013-2015 Mellanox Technologies, Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -52,6 +52,12 @@ IS_ERR(const void *ptr)
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return IS_ERR_VALUE((unsigned long)ptr);
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}
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static inline long
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IS_ERR_OR_NULL(const void *ptr)
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{
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return !ptr || IS_ERR_VALUE((unsigned long)ptr);
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}
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static inline void *
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ERR_CAST(void *ptr)
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{
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