From: Nipun Gupta <nipun.gu...@nxp.com>

This fixes the issue of memzone not being freed, if the
rte_mempool_populate_phys fails in the rte_mempool_populate_default

This issue was identified when testing with OVS ~2.6
- configure the system with low memory (e.g. < 500 MB)
- add bridge and dpdk interfaces
- delete brigde
- keep on repeating the above sequence.

Signed-off-by: Nipun Gupta <nipun.gupta at nxp.com>
---
 lib/librte_mempool/rte_mempool.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c
index e94e56f..aa513b9 100644
--- a/lib/librte_mempool/rte_mempool.c
+++ b/lib/librte_mempool/rte_mempool.c
@@ -578,8 +578,10 @@ rte_mempool_populate_default(struct rte_mempool *mp)
                                mz->len, pg_sz,
                                rte_mempool_memchunk_mz_free,
                                (void *)(uintptr_t)mz);
-               if (ret < 0)
+               if (ret < 0) {
+                       rte_memzone_free(mz);
                        goto fail;
+               }
        }

        return mp->size;
-- 
1.9.1

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