virHashNew: Ensure return value is used

Declare the function with G_GNUC_WARN_UNUSED_RESULT as we always want to
use the returned value.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Tim Wiederhake <twiederh@redhat.com>

diff --git a/src/util/virhash.h b/src/util/virhash.h
index c2a0681317bcf5914fedd9c919fd5d664d2f8001..426d835cfc9d958dba09f7c767e40b5b1a9b453c 100644 (file)
--- a/src/util/virhash.h
+++ b/src/util/virhash.h
@@ -50,7 +50,7 @@ typedef int (*virHashSearcher) (const void *payload, const char *name,
 /*
  * Constructor and destructor.
  */
-GHashTable *virHashNew(virHashDataFree dataFree);
+GHashTable *virHashNew(virHashDataFree dataFree) G_GNUC_WARN_UNUSED_RESULT;
 virHashAtomic *virHashAtomicNew(virHashDataFree dataFree);
 void virHashFree(GHashTable *table);
 ssize_t virHashSize(GHashTable *table);