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net/cxgbe: fix memory access when parsing flow match items

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Coverity issue: 293096
Fixes: ee61f5113b ("net/cxgbe: parse and validate flows")
Cc: stable@dpdk.org

Signed-off-by: Shagun Agrawal <shaguna@chelsio.com>
Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
This commit is contained in:
Shagun Agrawal 2018-08-27 18:23:31 +05:30 committed by Ferruh Yigit
parent daa3b0833f
commit 450f99ce7b
1 changed files with 3 additions and 2 deletions
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5
drivers/net/cxgbe/cxgbe_flow.c
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@ -454,10 +454,10 @@ cxgbe_rtef_parse_items(struct rte_flow *flow,
char repeat[ARRAY_SIZE(parseitem)] = {0};
for (i = items; i->type != RTE_FLOW_ITEM_TYPE_END; i++) {
struct chrte_fparse *idx = &flow->item_parser[i->type];
struct chrte_fparse *idx;
int ret;
if (i->type > ARRAY_SIZE(parseitem))
if (i->type >= ARRAY_SIZE(parseitem))
return rte_flow_error_set(e, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM,
i, "Item not supported");
@ -478,6 +478,7 @@ cxgbe_rtef_parse_items(struct rte_flow *flow,
if (ret)
return ret;
idx = &flow->item_parser[i->type];
if (!idx || !idx->fptr) {
return rte_flow_error_set(e, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM, i,