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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2017-06-16 21:13:38 +0300
committerChristoph Hellwig <hch@lst.de>2017-06-20 09:02:04 +0200
commit63709fd4296221aa4ebd06230bce3eed70ddd927 (patch)
treec53673e384789306f4bc408e3b53693e43fc8243
parent87085ff2e90ecfa91f8bb0cb0ce19ea661bd6f83 (diff)
uuid: Take const on input of uuid_is_null() and guid_is_null()
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>
-rw-r--r--include/linux/uuid.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/uuid.h b/include/linux/uuid.h
index 75f7182d5360..d1defe4ab167 100644
--- a/include/linux/uuid.h
+++ b/include/linux/uuid.h
@@ -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);
}