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Cleanups to *ERR* compat shims.

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- Use [u]intptr_t casts to convert pointers to integers.

- Change IS_ERR* to return bool instead of long.

Reviewed by:	manu
Obtained from:	CheriBSD
Sponsored by:	DARPA
Differential Revision:	https://reviews.freebsd.org/D27577
This commit is contained in:
jhb 2020-12-17 20:28:53 +00:00
parent 02c632eb3a
commit 3cb1068b26
1 changed files with 7 additions and 7 deletions
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14
sys/compat/linuxkpi/common/include/linux/err.h
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@ -37,30 +37,30 @@
#define MAX_ERRNO 4095
#define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
#define IS_ERR_VALUE(x) unlikely((x) >= (uintptr_t)-MAX_ERRNO)
static inline void *
ERR_PTR(long error)
{
return (void *)error;
return (void *)(intptr_t)error;
}
static inline long
PTR_ERR(const void *ptr)
{
return (long)ptr;
return (intptr_t)ptr;
}
static inline long
static inline bool
IS_ERR(const void *ptr)
{
return IS_ERR_VALUE((unsigned long)ptr);
return IS_ERR_VALUE((uintptr_t)ptr);
}
static inline long
static inline bool
IS_ERR_OR_NULL(const void *ptr)
{
return !ptr || IS_ERR_VALUE((unsigned long)ptr);
return !ptr || IS_ERR_VALUE((uintptr_t)ptr);
}
static inline void *