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platform: add NULL check in inline nmp_object_unref() function

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This allows the compiler to see that this function does nothing for %NULL.
That is not so unusual, as we use nm_auto_nmpobj to free objects. Often
the compiler can see that these pointers are %NULL.
This commit is contained in:
Thomas Haller
2019-02-27 16:54:43 +01:00
parent ac4a1deba0
commit 2c37a3fb1e
1 changed files with 4 additions and 2 deletions
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4
src/platform/nmp-object.h
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@@ -632,10 +632,12 @@ nmp_object_ref (const NMPObject *obj)
static inline void static inline void
nmp_object_unref (const NMPObject *obj) nmp_object_unref (const NMPObject *obj)
{ {
nm_assert (!obj || NMP_OBJECT_IS_VALID (obj)); if (obj) {
nm_assert (NMP_OBJECT_IS_VALID (obj));
nm_dedup_multi_obj_unref ((const NMDedupMultiObj *) obj); nm_dedup_multi_obj_unref ((const NMDedupMultiObj *) obj);
} }
}
#define nm_clear_nmp_object(ptr) \ #define nm_clear_nmp_object(ptr) \
({ \ ({ \