From: Hemant Agrawal <hemant.agrawal@nxp.com>
Date: Thu, 22 Jun 2017 12:48:07 +0000 (+0530)
Subject: mempool/dpaa2: fix error code for allocation failure
X-Git-Tag: spdx-start~2376
X-Git-Url: http://git.droids-corp.org/?p=dpdk.git;a=commitdiff_plain;h=6ed4390e5e16ddc836279946591618527cd69544

mempool/dpaa2: fix error code for allocation failure

In case the alloc api is not able to allocate the required
number of buffer, it can return '0', which will not indicate
the failure to the calling function.
This patch fix the return value to indicate the failure.

Fixes: 5dc43d22b5ad ("mempool/dpaa2: add hardware offloaded mempool")
Cc: stable@dpdk.org

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Reviewed-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>
---

diff --git a/drivers/mempool/dpaa2/dpaa2_hw_mempool.c b/drivers/mempool/dpaa2/dpaa2_hw_mempool.c
index 71ae0d635c..14ca226f3e 100644
--- a/drivers/mempool/dpaa2/dpaa2_hw_mempool.c
+++ b/drivers/mempool/dpaa2/dpaa2_hw_mempool.c
@@ -300,7 +300,7 @@ rte_dpaa2_mbuf_alloc_bulk(struct rte_mempool *pool,
 			/* Releasing all buffers allocated */
 			rte_dpaa2_mbuf_release(pool, obj_table, bpid,
 					   bp_info->meta_data_size, n);
-			return ret;
+			return -ENOBUFS;
 		}
 		/* assigning mbuf from the acquired objects */
 		for (i = 0; (i < ret) && bufs[i]; i++) {