[dpdk-dev] [PATCH v2] rte_mempool_dump() crashes with NULL rte_mempool pointer.

[Wiles, Roger Keith]

Check the FILE *f and rte_mempool *mp pointers for NULL and
return plus print out a message if RTE_LIBRTE_MEMPOOL_DEBUG is enabled.

Signed-off-by: Keith Wiles <keith.wiles at windriver.com>
---
 lib/librte_mempool/rte_mempool.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c
index 332f469..0f71f10 100644
--- a/lib/librte_mempool/rte_mempool.c
+++ b/lib/librte_mempool/rte_mempool.c
@@ -765,6 +765,9 @@ rte_mempool_dump(FILE *f, const struct rte_mempool *mp)
    unsigned common_count;
    unsigned cache_count;

+   RTE_VERIFY(f != NULL);
+   RTE_VERIFY(mp != NULL);
+
    fprintf(f, "mempool <%s>@%p\n", mp->name, mp);
    fprintf(f, "  flags=%x\n", mp->flags);
    fprintf(f, "  ring=<%s>@%p\n", mp->ring->name, mp->ring);
-- 
2.1.0

Keith Wiles, Principal Technologist with CTO office, Wind River mobile 972-213-5533