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Merge pull request #47818 from petrutlucian94/fix_is_err

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include: fix IS_ERR on Windows
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David Galloway 2022-09-02 09:41:40 -04:00 committed by GitHub
commit af4906e084
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1 changed files with 5 additions and 4 deletions
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9
src/include/err.h
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@ -5,10 +5,11 @@
* adapted from linux 2.6.24 include/linux/err.h
*/
#define MAX_ERRNO 4095
#define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO)
#define IS_ERR_VALUE(x) ((x) >= (uintptr_t)-MAX_ERRNO)
#include <errno.h>
#include <stdint.h>
#include <stdbool.h>
/* this generates a warning in c++; caller can do the cast manually
static inline void *ERR_PTR(long error)
@ -17,12 +18,12 @@ static inline void *ERR_PTR(long error)
}
*/
static inline long PTR_ERR(const void *ptr)
static inline intptr_t PTR_ERR(const void *ptr)
{
return (uintptr_t) ptr;
return (intptr_t) ptr;
}
static inline long IS_ERR(const void *ptr)
static inline bool IS_ERR(const void *ptr)
{
return IS_ERR_VALUE((uintptr_t)ptr);
}