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uuid: Take const on input of uuid_is_null() and guid_is_null()

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The null check functions do not and must not modify contents of the UUID
or GUID supplied.

Mark argument explicitly to reflect that.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Andy Shevchenko 2017-06-16 21:13:38 +03:00 committed by Christoph Hellwig
parent 87085ff2e9
commit 63709fd429
1 changed files with 2 additions and 2 deletions
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4
include/linux/uuid.h
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@ -48,7 +48,7 @@ static inline void guid_copy(guid_t *dst, const guid_t *src)
memcpy(dst, src, sizeof(guid_t));
}
static inline bool guid_is_null(guid_t *guid)
static inline bool guid_is_null(const guid_t *guid)
{
return guid_equal(guid, &guid_null);
}
@ -63,7 +63,7 @@ static inline void uuid_copy(uuid_t *dst, const uuid_t *src)
memcpy(dst, src, sizeof(uuid_t));
}
static inline bool uuid_is_null(uuid_t *uuid)
static inline bool uuid_is_null(const uuid_t *uuid)
{
return uuid_equal(uuid, &uuid_null);
}