mbuf: fix doxygen comment of bulk alloc

When calling rte_pktmbuf_alloc_bulk, if there are
not enough objects in the mempool, it returns
a negative value, which should be reflected
in the Doxygen comments.

Fixes: 9ec201f5d6e7 ("mbuf: provide bulk allocation")
Cc: stable@dpdk.org
Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index 55206d9..eaed7ee 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -1138,6 +1138,7 @@ static inline struct rte_mbuf *rte_pktmbuf_alloc(struct rte_mempool *mp)
  *    Array size
  *  @return
  *   - 0: Success
+ *   - -ENOENT: Not enough entries in the mempool; no mbufs are retrieved.
  */
 static inline int rte_pktmbuf_alloc_bulk(struct rte_mempool *pool,
         struct rte_mbuf **mbufs, unsigned count)