app/testpmd: support GRE option flow item

[dpdk.git] / lib / ring / rte_ring.c

diff --git a/lib/ring/rte_ring.c b/lib/ring/rte_ring.c
index f17bd96..6a94a03 100644 (file)
--- a/lib/ring/rte_ring.c
+++ b/lib/ring/rte_ring.c
@@ -75,7 +75,7 @@ rte_ring_get_memsize_elem(unsigned int esize, unsigned int count)
                return -EINVAL;
        }
 
-       sz = sizeof(struct rte_ring) + count * esize;
+       sz = sizeof(struct rte_ring) + (ssize_t)count * esize;
        sz = RTE_ALIGN(sz, RTE_CACHE_LINE_SIZE);
        return sz;
 }
@@ -267,7 +267,7 @@ rte_ring_create_elem(const char *name, unsigned int esize, unsigned int count,
 
        ring_size = rte_ring_get_memsize_elem(esize, count);
        if (ring_size < 0) {
-               rte_errno = ring_size;
+               rte_errno = -ring_size;
                return NULL;
        }